Name Size Creator Creation Date Labels Comment  
PDF File 2324215.pdf 1.00 MB Shaun Ewing Jul 13, 1943 00:00
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US-2324215-A // Measuring apparatus // Kinsburg Boris J. // Bell Telephone Labor Inc
PDF File 2324212.pdf 230 kB Shaun Ewing Jul 13, 1943 00:00
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US-2324212-A // Electric lamp // Insley Norman // Bell Telephone Labor Inc
PDF File 2324089.pdf 963 kB Shaun Ewing Jul 13, 1943 00:00
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US-2324089-A // Electron discharge apparatus // Johnson John B. // Bell Telephone Labor Inc
PDF File 2324034.pdf 462 kB Shaun Ewing Jul 13, 1943 00:00
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US-2324034-A // Air-cooled power amplifier // Skene Andrew A. // Bell Telephone Labor Inc
PDF File 2323961.pdf 362 kB Shaun Ewing Jul 13, 1943 00:00
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US-2323961-A // Relay armature // Zupa Frank A. // Bell Telephone Labor Inc
PDF File 2323803.pdf 668 kB Shaun Ewing Jul 06, 1943 00:00
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US-2323803-A // Signaling device // Jr. Emil Dickten, ; Harrison Henry C. // Bell Telephone Labor Inc
PDF File 2323719.pdf 292 kB Shaun Ewing Jul 06, 1943 00:00
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US-2323719-A // Alternating current generator // Mallina Rudolph F. // Bell Telephone Labor Inc
PDF File 2323657.pdf 907 kB Shaun Ewing Jul 06, 1943 00:00
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US-2323657-A // Coin disposal unit // Henning Harley A. // Bell Telephone Labor Inc
PDF File 2323641.pdf 655 kB Shaun Ewing Jul 06, 1943 00:00
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US-2323641-A // Antenna system // Bailey Arnold B. // Bell Telephone Labor Inc
PDF File 2323242.pdf 584 kB Shaun Ewing Jun 29, 1943 00:00
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US-2323242-A // Electric organ system // Rienstra Albert R. // Bell Telephone Labor Inc
PDF File 2323235.pdf 360 kB Shaun Ewing Jun 29, 1943 00:00
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US-2323235-A // Electromagnetic counting device // Nordenswan Robert // Bell Telephone Labor Inc
PDF File 2323192.pdf 936 kB Shaun Ewing Jun 29, 1943 00:00
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US-2323192-A // Regulator circuit // Blair Royer R. // Bell Telephone Labor Inc
PDF File 2322943.pdf 1.72 MB Shaun Ewing Jun 29, 1943 00:00
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US-2322943-A // Telegraph signal measuring apparatus // Lang Wilmarth Y. // Bell Telephone Labor Inc
PDF File 2322938.pdf 404 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322938-A // Stabilization of superpolymers // Howard John B. // Bell Telephone Labor Inc
PDF File 2322914.pdf 704 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322914-A // Manufacture of mononitriles of dicarboxylic acids // Biggs Burnard S. // Bell Telephone Labor Inc
PDF File 2322884.pdf 383 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322884-A // Amplifying system // Roetken Alfred A. // Bell Telephone Labor Inc
PDF File 2322875.pdf 932 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322875-A // Electric circuit // Oliver Bernard M. // Bell Telephone Labor Inc
PDF File 2322853.pdf 355 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322853-A // Method of and apparatus for testing coils // Krebs Luther E. // Bell Telephone Labor Inc
PDF File 2322851.pdf 841 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322851-A // Magnetic switch hook // Kalb Robert M. // Bell Telephone Labor Inc
PDF File 2322848.pdf 859 kB Shaun Ewing Jun 29, 1943 00:00
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US-2322848-A // Pulse regenerator // Hibbard Frank H. // Bell Telephone Labor Inc
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