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Electric discharge lamp
patent no. | : | US2138197 |
filed | : | 1935, Nov 20 |
issued | : | 1938, Nov 29 |
inventor | : | H. Pressler et al |
company | : | Radio Patents Corp., New York, USA |
download | : | US2138197.pdf |
Remarks: –
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Signaling system and glow lamps therefor
patent no. | : | US2142106 |
filed | : | 1934, May 9 |
issued | : | 1939, Jan 3 |
inventor | : | Hans P. Boswau |
company | : | – |
download | : | US2142106.pdf |
Remarks: –
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Glow indicator for signaling systems
patent no. | : | US2268441 |
filed | : | 1934, May 9 |
issued | : | 1941, Dec 30 |
inventor | : | Hans P. Boswau |
company | : | – |
download | : | US2268441.pdf |
Remarks: –
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Electric sign
patent no. | : | US2290261 |
filed | : | 1937, Dec 27 |
issued | : | 1941, Jul 21 |
inventor | : | Thomas Ross Welch |
company | : | – |
download | : | US2290261.pdf |
Remarks: –
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Elevator position indicator
patent no. | : | US2462781 |
filed | : | 1946, Jun 5 |
issued | : | 1949, Feb 22 |
inventor | : | J. R. Schoenbaum |
company | : | Martin Elevator Company |
download | : | US2462781.pdf |
Remarks: –
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Glow tube anode construction
patent no. | : | US2618760 |
filed | : | 1950, Nov 6 |
issued | : | 1952, Nov 18 |
inventor | : | H. D. Hancock et al |
company | : | Northrop Aircraft Inc. |
download | : | US2618760.pdf |
Remarks: –
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Two-way sectional read-out tube
patent no. | : | US2618697 |
filed | : | 1950, Nov 24 |
issued | : | 1952, Nov 18 |
inventor | : | H. E. Metcalf |
company | : | Northrop Aircraft Inc. |
download | : | US2618697.pdf |
Remarks: –
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Glow tube cathode support
patent no. | : | US2632128 |
filed | : | 1951, Jan 9 |
issued | : | 1953, Mar 17 |
inventor | : | R. D. Hancock |
company | : | Northrop Aircraft Inc. |
download | : | US2632128.pdf |
Remarks: –
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Sectional read-out tube and circuit
patent no. | : | US2723365 |
filed | : | 1950, Dec 1 |
issued | : | 1955, Nov 8 |
inventor | : | C. R. Williams |
company | : | Northrop Aircraft Inc. |
download | : | US2723365.pdf |
Remarks: –
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Read-out tube
patent no. | : | US2735038 |
filed | : | 1950, Aug 18 |
issued | : | 1956, Feb 14 |
inventor | : | R. D. Hancock |
company | : | Northrop Aircraft Inc. |
download | : | US2735038.pdf |
Remarks: –
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Luminous discharge tube and system
patent no. | : | US2756366 |
filed | : | 1954, Apr 1 |
issued | : | 1956, Jul 24 |
inventor | : | F. B. Maynard |
company | : | National Union Electric Corp. |
download | : | US2756366.pdf |
Remarks: considered to be the GI-10 patent
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Read-out tube circuit
patent no. | : | US2769939 |
filed | : | 1950, Jun 12 |
issued | : | 1956, Nov 6 |
inventor | : | C. R. Williams |
company | : | Northrop Aircraft Inc. |
download | : | US2769939.pdf |
Remarks: –
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Electric discharge tubes
patent no. | : | US2783408 |
filed | : | 1954, Apr 1 |
issued | : | 1957, Feb 26 |
inventor | : | D. J. Williams et al |
company | : | Ericsson Telephones Ltd., England |
download | : | US2783408.pdf |
Remarks: –
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Incrementally extensible cathode glow indicator tube
patent no. | : | US2814001 |
filed | : | 1956, Oct 10 |
issued | : | 1957, Nov 19 |
inventor | : | F. B. Maynard |
company | : | National Union Electric Corp. |
download | : | US2814001.pdf |
Remarks: –
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Glow indicating tube
patent no. | : | US2833949 |
filed | : | 1955, Dec 13 |
issued | : | 1958, May 6 |
inventor | : | R. R. Driscoll |
company | : | Burroughs Corp. |
download | : | US2833949.pdf |
Remarks: –
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Multi-display tube
patent no. | : | US2848638 |
filed | : | 1953, Jun 9 |
issued | : | 1958, Aug 19 |
inventor | : | E. W. Smith |
company | : | – |
download | : | US2848638.pdf |
Remarks: –
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Indicating device
patent no. | : | US2874320 |
filed | : | 1955, Dec 13 |
issued | : | 1959, Feb 17 |
inventor | : | E. W. Smith |
company | : | Burroughs Corp. |
download | : | US2874320.pdf |
Remarks: –
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Matrix glow tube indicator
patent no. | : | US2876385 |
filed | : | 1955, Dec 28 |
issued | : | 1959, Mar 3 |
inventor | : | L. R. Landrey |
company | : | Burroughs Corp. |
download | : | US2876385.pdf |
Remarks: –
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Ion control means
patent no. | : | US2878407 |
filed | : | 1956, Apr 16 |
issued | : | 1959, Mar 17 |
inventor | : | J. H. Engelman et al |
company | : | Burroughs Corp. |
download | : | US2878407.pdf |
Remarks: –
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Indicator tubes
patent no. | : | US2906906 |
filed | : | 1958, May 22 |
issued | : | 1959, Sep 29 |
inventor | : | J. H. McCauley et al |
company | : | Burroughs Corp. |
download | : | US2906906.pdf |
Remarks: –
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Visual indicator system
patent no. | : | US2962698 |
filed | : | 1958, May 23 |
issued | : | 1960, Nov 29 |
inventor | : | F. A. Mathamel |
company | : | Burroughs Corp. |
download | : | US2962698.pdf |
Remarks: –
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Cold cathode tubes
patent no. | : | US2971109 |
filed | : | 1959, Sep 15 |
issued | : | 1961, Feb 7 |
inventor | : | T. M. Jackson et al |
company | : | International Standard Electric Corp. |
download | : | US2971109.pdf |
Remarks: –
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Indicator tube
patent no. | : | US2990061 |
filed | : | 1957, Jun 11 |
issued | : | 1961, Jun 27 |
inventor | : | J. H. McCauley |
company | : | Burroughs Corp. |
download | : | US2990061.pdf |
Remarks: –
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Cold cathode character display tubes
patent no. | : | US2996635 |
filed | : | 1959, Dec 8 |
issued | : | 1961, Aug 15 |
inventor | : | G. F. Klepp et al |
company | : | International Standard Electric Corp. |
download | : | US2996635.pdf |
Remarks: –
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Luminous discharge indicia tube
patent no. | : | US3005922 |
filed | : | 1959, Nov 13 |
issued | : | 1961, Oct 24 |
inventor | : | B. H. Hart |
company | : | National Union Electric Corp. |
download | : | US3005922.pdf |
Remarks: –
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Indicator tube
patent no. | : | US3042826 |
filed | : | 1959, Nov 2 |
issued | : | 1962, Jul 3 |
inventor | : | J. H. McCauley et al |
company | : | Burroughs Corp. |
download | : | US3042826.pdf |
Remarks: –
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Glow-discharge indicator tube
patent no. | : | US3054920 |
filed | : | 1960, Dec 9 |
issued | : | 1962, Sep 18 |
inventor | : | S. M. Frouws et al |
company | : | Philips |
download | : | US3054920.pdf |
Remarks: this could be the Pixie tube patent (ZM1050)
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Indicator tube
patent no. | : | US3067354 |
filed | : | 1960, Mar 8 |
issued | : | 1962, Dec 4 |
inventor | : | T. D. Peterson |
company | : | Burroughs Corp. |
download | : | US3067354.pdf |
Remarks: –
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Indicator tube
patent no. | : | US3067355 |
filed | : | 1960, Mar 16 |
issued | : | 1962, Dec 4 |
inventor | : | J. H. McCauley |
company | : | Burroughs Corp. |
download | : | US3067355.pdf |
Remarks: –
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Glow-discharge indicator tube
patent no. | : | US3075119 |
filed | : | 1960, Jul 15 |
issued | : | 1963, Jan 22 |
inventor | : | T. P. J. Botden et al |
company | : | Philips |
download | : | US3075119.pdf |
Remarks: –
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Gaseous cold cathode indicator glow tube
patent no. | : | US3101427 |
filed | : | 1958, Oct 3 |
issued | : | 1963, Aug 20 |
inventor | : | J. H. McCauley et al |
company | : | Burroughs Corp. |
download | : | US3101427.pdf |
Remarks: –
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Visual readout device
patent no. | : | US3127535 |
filed | : | 1958, Nov 21 |
issued | : | 1964, Mar 31 |
inventor | : | H. T. Westerheim |
company | : | – |
download | : | US3127535.pdf |
Remarks: –
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Character representing glow discharge tube and system for selective excitation of the character representing electrodes thereof
patent no. | : | US3244923 |
filed | : | 1962, Sep 14 |
issued | : | 1966, Apr 5 |
inventor | : | R. A. Milliken |
company | : | Friden |
download | : | US3244923.pdf |
Remarks: biquinary Nixie tube
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Gaseous cold cathode indicator tube having a segmented electrode and an insulated shield plate
patent no. | : | US3280359 |
filed | : | 1963, May 20 |
issued | : | 1966, Oct 18 |
inventor | : | T. C. Maloney et al |
company | : | Burroughs Corp. |
download | : | US3280359.pdf |
Remarks: B-5971 patent
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Secondary emission means for gas-filled glow discharge character display tubes
patent no. | : | US3316436 |
filed | : | 1963, Sep 17 |
issued | : | 1967, Apr 25 |
inventor | : | Taisaku Kizaki |
company | : | Hitachi Ltd. |
download | : | US3316436.pdf |
Remarks: –
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Gas-filled cold cathode indicator display tube
patent no. | : | US3570000 |
filed | : | 1968, Jun 11 |
issued | : | 1971, Mar 9 |
inventor | : | Michio Koshizuka et al |
company | : | Japan Radio Company |
download | : | US3570000.pdf |
Remarks: –
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Numerical indicator tube with built-in translating circuit
patent no. | : | US3579025 |
filed | : | 1969, Feb 3 |
issued | : | 1971, May 18 |
inventor | : | Harold J. Rayner |
company | : | Raytheon Company |
download | : | US3579025.pdf |
Remarks: –
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