Name Size Creator Creation Date Labels Comment  
PDF File 2432097.pdf 408 kB Shaun Ewing Dec 09, 1947 00:00
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US-2432097-A // Ultra high frequency detector // Jr. William H. Hewitt, // Bell Telephone Labor Inc
PDF File 2426177.pdf 407 kB Shaun Ewing Aug 26, 1947 00:00
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US-2426177-A // Electrical resonator // Carlson Carl P. ; Chesnut Roy W. ; Knowlton Alfred D. // Bell Telephone Labor Inc
PDF File 2491370.pdf 407 kB Shaun Ewing Dec 13, 1949 00:00
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US-2491370-A // Explosion-proof vent plug for storage batteries // Forster Frank T. // Bell Telephone Labor Inc
PDF File 2407315.pdf 407 kB Shaun Ewing Sept 10, 1946 00:00
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US-2407315-A // Liquid medium for ultrasonic compressional wave transmission // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2414084.pdf 405 kB Shaun Ewing Jan 14, 1947 00:00
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US-2414084-A // Tunable resonator and oscillator // Bowen Arnold E. // Bell Telephone Labor Inc
PDF File 2407296.pdf 404 kB Shaun Ewing Sept 10, 1946 00:00
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US-2407296-A // Electric discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc
PDF File 2444061.pdf 403 kB Shaun Ewing Jun 29, 1948 00:00
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US-2444061-A // Magnetostrictive device // Jr. Robert L. Peek, // Bell Telephone Labor Inc
PDF File 2434667.pdf 403 kB Shaun Ewing Jan 20, 1948 00:00
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US-2434667-A // Ultrasonic prism // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2397123.pdf 401 kB Shaun Ewing Mar 26, 1946 00:00
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US-2397123-A // Contact operation // Brown John T. L. // Bell Telephone Labor Inc
PDF File 2403025.pdf 401 kB Shaun Ewing Jul 02, 1946 00:00
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US-2403025-A // Electron beam device // Samuel Arthur L. // Bell Telephone Labor Inc
PDF File 2434900.pdf 399 kB Shaun Ewing Jan 27, 1948 00:00
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US-2434900-A // Sonic translating device // Jr. Robert Black, ; Romanow Frank F. // Bell Telephone Labor Inc
PDF File 2416698.pdf 399 kB Shaun Ewing Mar 04, 1947 00:00
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US-2416698-A // Radiation and reception of microwaves // King Archie P. // Bell Telephone Labor Inc
PDF File 2527166.pdf 399 kB Shaun Ewing Oct 24, 1950 00:00
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US-2527166-A // Electrode assembly for electron discharge devices // Walsh Edward J. // Bell Telephone Labor Inc
PDF File 2465540.pdf 399 kB Shaun Ewing Mar 29, 1949 00:00
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US-2465540-A // Electrical connector // Korn Franklin A. // Bell Telephone Labor Inc
PDF File 2419556.pdf 399 kB Shaun Ewing Apr 29, 1947 00:00
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US-2419556-A // Scanning antenna // Feldman Carl B. H. // Bell Telephone Labor Inc
PDF File 2401777.pdf 399 kB Shaun Ewing Jun 11, 1946 00:00
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US-2401777-A // Electron discharge apparatus // Shepherd William G. // Bell Telephone Labor Inc
PDF File 2440248.pdf 397 kB Shaun Ewing Apr 27, 1948 00:00
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US-2440248-A // Object locating apparatus // Dawson Wilfrid L. // Bell Telephone Labor Inc
PDF File 2511195.pdf 395 kB Shaun Ewing Jun 13, 1950 00:00
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US-2511195-A // Recording pen check mechanism // Buhrendorf Frederick G. ; Dermond Franklin // Bell Telephone Labor Inc
PDF File 2407288.pdf 395 kB Shaun Ewing Sept 10, 1946 00:00
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US-2407288-A // Resistor device // Kleimack Joseph J. ; Pearson Gerald L. // Bell Telephone Labor Inc
PDF File 2420671.pdf 394 kB Shaun Ewing May 20, 1947 00:00
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US-2420671-A // Magnetic recorder // Little John B. // Bell Telephone Labor Inc
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