Name Size Creator Creation Date Labels Comment  
PDF File 2400148.pdf 862 kB Shaun Ewing May 14, 1946 00:00
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US-2400148-A // Telephone call transmitting device // Hubbard Francis A. // Bell Telephone Labor Inc
PDF File 2400085.pdf 245 kB Shaun Ewing May 14, 1946 00:00
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US-2400085-A // Timing mechanism // Gent Edgar W. // Bell Telephone Labor Inc
PDF File 2400061.pdf 836 kB Shaun Ewing May 14, 1946 00:00
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US-2400061-A // Telephone system // Abbott Henry H. ; Bascom Henry M. // Bell Telephone Labor Inc
PDF File 2399770.pdf 331 kB Shaun Ewing May 07, 1946 00:00
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US-2399770-A // Sealing of glass to metal // Taylor Raymond L. // Bell Telephone Labor Inc
PDF File 2399213.pdf 327 kB Shaun Ewing Apr 30, 1946 00:00
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US-2399213-A // Timing circuit // Edwards Paul G. // Bell Telephone Labor Inc
PDF File 2398449.pdf 356 kB Shaun Ewing Apr 16, 1946 00:00
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US-2398449-A // Method of making hermetic seals // Ronci Victor L. // Bell Telephone Labor Inc
PDF File 2397126.pdf 235 kB Shaun Ewing Mar 26, 1946 00:00
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US-2397126-A // Gear drive mechanism // Buhrendorf Frederick G. // 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 2396990.pdf 1.16 MB Shaun Ewing Mar 19, 1946 00:00
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US-2396990-A // Automatic line testing and switching circuits // Dysart Birney // Bell Telephone Labor Inc
PDF File 2396798.pdf 356 kB Shaun Ewing Mar 19, 1946 00:00
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US-2396798-A // Signaling system // Macpherson Hugh D. // Bell Telephone Labor Inc
PDF File 2396797.pdf 563 kB Shaun Ewing Mar 19, 1946 00:00
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US-2396797-A // Trouble lockout arrangement // Macpherson Hugh D. // Bell Telephone Labor Inc
PDF File 2396691.pdf 418 kB Shaun Ewing Mar 19, 1946 00:00
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US-2396691-A // Condenser transmitter-amplifier system // Galbreath Robert R. // Bell Telephone Labor Inc
PDF File 2396211.pdf 1.20 MB Shaun Ewing Mar 05, 1946 00:00
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US-2396211-A // Selective calling signal device // Skellett Albert M. // Bell Telephone Labor Inc
PDF File 2396196.pdf 183 kB Shaun Ewing Mar 05, 1946 00:00
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US-2396196-A // Controllable resistor // Pearson Gerald L. // Bell Telephone Labor Inc
PDF File 2396187.pdf 696 kB Shaun Ewing Mar 05, 1946 00:00
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US-2396187-A // Electric recorder // Means Winthrop J. ; Slonczewski Thaddeus // Bell Telephone Labor Inc
PDF File 2396111.pdf 594 kB Shaun Ewing Mar 05, 1946 00:00
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US-2396111-A // Telephone system // Meacham Larned A. // Bell Telephone Labor Inc
PDF File 2396072.pdf 362 kB Shaun Ewing Mar 05, 1946 00:00
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US-2396072-A // Telephone system // Babcock Stuart M. ; Jr. Arthur W. Horton, ; Logan Mason A. // Bell Telephone Labor Inc
PDF File 2396044.pdf 728 kB Shaun Ewing Mar 05, 1946 00:00
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US-2396044-A // Switching device // Fox Arthur Gardner // Bell Telephone Labor Inc
PDF File 2395798.pdf 1.06 MB Shaun Ewing Mar 05, 1946 00:00
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US-2395798-A // Traffic control system // Baumfalk John // Bell Telephone Labor Inc
PDF File 2395759.pdf 240 kB Shaun Ewing Feb 26, 1946 00:00
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US-2395759-A // Resistor // Priessman Neil Y. // Bell Telephone Labor Inc
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