Name Size Creator Creation Date Labels Comment  
PDF File 2082123.pdf 367 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082123-A // Circuit control arrangements // Samuel Arthur L. // Bell Telephone Labor Inc
PDF File 2082120.pdf 958 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082120-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc
PDF File 2082110.pdf 1.34 MB Shaun Ewing Jun 01, 1937 00:00
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US-2082110-A // Regulating system // Langabeer Harvey T. // Bell Telephone Labor Inc
PDF File 2082104.pdf 1.32 MB Shaun Ewing Jun 01, 1937 00:00
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US-2082104-A // Testing system // Gibson Earl S. ; Hansen Arnold A. ; Worth John B. // Bell Telephone Labor Inc ; American Telephone & Telegraph
PDF File 2082102.pdf 394 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082102-A // Resistance element // Fisher Joseph R. // Bell Telephone Labor Inc
PDF File 2082099.pdf 195 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082099-A // Conductor support // Cruser Victor I. // Bell Telephone Labor Inc
PDF File 2082097.pdf 542 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082097-A // Telephone system // Cesareo Orfeo // Bell Telephone Labor Inc
PDF File 2082095.pdf 565 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082095-A // Ringer // Bredehoft Harold A. // Bell Telephone Labor Inc
PDF File 2082091.pdf 547 kB Shaun Ewing Jun 01, 1937 00:00
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US-2082091-A // Control knob // Jr. William J. Adams, // Bell Telephone Labor Inc
PDF File 2081427.pdf 331 kB Shaun Ewing May 25, 1937 00:00
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US-2081427-A // Electric communication cable // Firth Neal V. ; Hall Arthur G. // Bell Telephone Labor Inc
PDF File 2081425.pdf 631 kB Shaun Ewing May 25, 1937 00:00
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US-2081425-A // High frequency transmission system // Fay Clifford E. // Bell Telephone Labor Inc
PDF File 2081422.pdf 1.23 MB Shaun Ewing May 25, 1937 00:00
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US-2081422-A // Transmission control in signaling systems // Bjornson Bjorn G. // Bell Telephone Labor Inc
PDF File 2081415.pdf 373 kB Shaun Ewing May 25, 1937 00:00
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US-2081415-A // Electron emitter // Veazie Edmund A. // Bell Telephone Labor Inc
PDF File 2081411.pdf 526 kB Shaun Ewing May 25, 1937 00:00
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US-2081411-A // Synchronous motor // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc
PDF File 2081405.pdf 569 kB Shaun Ewing May 25, 1937 00:00
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US-2081405-A // Wave filter // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2080491.pdf 296 kB Shaun Ewing May 18, 1937 00:00
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US-2080491-A // Conducting system // Kreisher Claude // Bell Telephone Labor Inc
PDF File 2080473.pdf 237 kB Shaun Ewing May 18, 1937 00:00
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US-2080473-A // Loading coil case // Greenidge Ralph M.c. // Bell Telephone Labor Inc
PDF File 2080459.pdf 478 kB Shaun Ewing May 18, 1937 00:00
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US-2080459-A // Modulating system // Caruthers Robert S. // Bell Telephone Labor Inc
PDF File 2080217.pdf 995 kB Shaun Ewing May 11, 1937 00:00
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US-2080217-A // Apparatus and method for remedying crosstalk // Weaver Myron A. // Bell Telephone Labor Inc
PDF File 2079697.pdf 443 kB Shaun Ewing May 11, 1937 00:00
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US-2079697-A // Loading coil case // Ranges John E. // Bell Telephone Labor Inc
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