Name Size Creator Creation Date Labels Comment  
PDF File 2364417.pdf 1.47 MB Shaun Ewing Dec 05, 1944 00:00
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US-2364417-A // Telegraph system // Bacon Walter M. // Bell Telephone Labor Inc
PDF File 2364204.pdf 1.63 MB Shaun Ewing Dec 05, 1944 00:00
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US-2364204-A // Heat-oxygen treated polyamides // Fuller Calvin S. // Bell Telephone Labor Inc
PDF File 2364190.pdf 1.44 MB Shaun Ewing Dec 05, 1944 00:00
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US-2364190-A // Measuring system and circuit // Burgess Montague S. // Bell Telephone Labor Inc
PDF File 2364147.pdf 1.19 MB Shaun Ewing Dec 05, 1944 00:00
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US-2364147-A // Time-of-day announcing system // Jones Edward H. // Bell Telephone Labor Inc
PDF File 2364146.pdf 2.22 MB Shaun Ewing Dec 05, 1944 00:00
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US-2364146-A // Automatic telephone system // Jr. Amos E. Joel, // Bell Telephone Labor Inc
PDF File 2364068.pdf 314 kB Shaun Ewing Dec 05, 1944 00:00
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US-2364068-A // Remote control system // Griese Frank C. // Bell Telephone Labor Inc
PDF File 2363791.pdf 388 kB Shaun Ewing Nov 28, 1944 00:00
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US-2363791-A // Self-synchronizing device // Holden William H. T. // Bell Telephone Labor Inc
PDF File 2363781.pdf 417 kB Shaun Ewing Nov 28, 1944 00:00
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US-2363781-A // Apparatus for and method of applying metallic coatings by thermal evaporation // Ferguson Lawrence // Bell Telephone Labor Inc
PDF File 2363683.pdf 1.03 MB Shaun Ewing Nov 28, 1944 00:00
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US-2363683-A // Switching mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc
PDF File 2363671.pdf 3.19 MB Shaun Ewing Nov 28, 1944 00:00
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US-2363671-A // Telephone system // Hubbard Francis A. // Bell Telephone Labor Inc
PDF File 2363659.pdf 1.43 MB Shaun Ewing Nov 28, 1944 00:00
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US-2363659-A // Electric circuit // Jr. Stephen Doba, // Bell Telephone Labor Inc
PDF File 2363583.pdf 653 kB Shaun Ewing Nov 28, 1944 00:00
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US-2363583-A // Two-way radio communication // Gilman George W. // Bell Telephone Labor Inc
PDF File 2363581.pdf 609 kB Shaun Ewing Nov 28, 1944 00:00
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US-2363581-A // Polyesters // Frosch Carl J. // Bell Telephone Labor Inc
PDF File 2363571.pdf 709 kB Shaun Ewing Nov 28, 1944 00:00
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US-2363571-A // Radio signaling // Chaffee Joseph G. // Bell Telephone Labor Inc
PDF File 2363062.pdf 787 kB Shaun Ewing Nov 21, 1944 00:00
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US-2363062-A // Signaling system // Hartley Ralph V. L. // Bell Telephone Labor Inc
PDF File 2362937.pdf 315 kB Shaun Ewing Nov 14, 1944 00:00
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US-2362937-A // Electric discharge device // Shepherd William G. // Bell Telephone Labor Inc
PDF File 2362928.pdf 332 kB Shaun Ewing Nov 14, 1944 00:00
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US-2362928-A // Annunciator system // Priessman Neil Y. // Bell Telephone Labor Inc
PDF File 2362898.pdf 460 kB Shaun Ewing Nov 14, 1944 00:00
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US-2362898-A // Signal transmission system // Gilman George W. // Bell Telephone Labor Inc
PDF File 2362632.pdf 1.04 MB Shaun Ewing Nov 14, 1944 00:00
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US-2362632-A // Selector switch // Hickman Clarence N. // Bell Telephone Labor Inc
PDF File 2362619.pdf 1.29 MB Shaun Ewing Nov 14, 1944 00:00
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US-2362619-A // Telephone system // Davis Richard C. ; Matthies William H. // Bell Telephone Labor Inc
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