Name Size Creator Creation Date Labels Comment  
PDF File 2092515.pdf 737 kB Shaun Ewing Sept 07, 1937 00:00
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US-2092515-A // Insulator // Jervey William T. // Bell Telephone Labor Inc
PDF File 2093078.pdf 243 kB Shaun Ewing Sept 14, 1937 00:00
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US-2093078-A // Electric space discharge tube system // Heising Raymond A. // Bell Telephone Labor Inc
PDF File 2093080.pdf 1.55 MB Shaun Ewing Sept 14, 1937 00:00
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US-2093080-A // Teletypewriter system // Hysko John L. ; Large Wayne V. K. ; Munro Charles C. // Bell Telephone Labor Inc
PDF File 2093084.pdf 1.27 MB Shaun Ewing Sept 14, 1937 00:00
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US-2093084-A // System for giving teletypewriter service over telephone lines // Krecek Joseph A. // Bell Telephone Labor Inc
PDF File 2093117.pdf 18.00 MB Shaun Ewing Sept 14, 1937 00:00
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US-2093117-A // Telephone system // Carpenter Warren W. // Bell Telephone Labor Inc
PDF File 2093661.pdf 128 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093661-A // Asymmetrical conductor // Smith George O. // Bell Telephone Labor Inc
PDF File 2093664.pdf 343 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093664-A // Acoustic device // Swickard Andrew E. // Bell Telephone Labor Inc
PDF File 2093667.pdf 1.18 MB Shaun Ewing Sept 21, 1937 00:00
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US-2093667-A // Pad control system // Jr. Paul Winsor, // Bell Telephone Labor Inc
PDF File 2093669.pdf 354 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093669-A // Vent plug for storage batteries // Forster Frank T. // Bell Telephone Labor Inc
PDF File 2093670.pdf 1.02 MB Shaun Ewing Sept 21, 1937 00:00
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US-2093670-A // Control circuits // Gibson Earl S. // Bell Telephone Labor Inc
PDF File 2093674.pdf 558 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093674-A // Light valve // Harley John B. // Bell Telephone Labor Inc
PDF File 2093679.pdf 544 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093679-A // Telephone booth // Kuntz Frank A. // Bell Telephone Labor Inc
PDF File 2093847.pdf 1.71 MB Shaun Ewing Sept 21, 1937 00:00
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US-2093847-A // Radio telephone monitoring system // Pruden Harold M. // Bell Telephone Labor Inc
PDF File 2093854.pdf 992 kB Shaun Ewing Sept 21, 1937 00:00
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US-2093854-A // Measuring device // Swart Leland K. // Bell Telephone Labor Inc
PDF File 2093855.pdf 1.16 MB Shaun Ewing Sept 21, 1937 00:00
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US-2093855-A // Radio telephone monitoring system // Taylor Charles C. // Bell Telephone Labor Inc
PDF File 2093871.pdf 1.12 MB Shaun Ewing Sept 21, 1937 00:00
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US-2093871-A // Electrical receiving and measuring system // Levin Samuel A. // Bell Telephone Labor Inc
PDF File 2094039.pdf 648 kB Shaun Ewing Sept 28, 1937 00:00
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US-2094039-A // Telautograph // Kinsley Thomas G. // Bell Telephone Labor Inc
PDF File 2094043.pdf 398 kB Shaun Ewing Sept 28, 1937 00:00
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US-2094043-A // Method of and means for assembling acoustic devices // Marshall Robert N. // Bell Telephone Labor Inc
PDF File 2094044.pdf 496 kB Shaun Ewing Sept 28, 1937 00:00
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US-2094044-A // Wave filter // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2094049.pdf 850 kB Shaun Ewing Sept 28, 1937 00:00
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US-2094049-A // Signal system // Sutliff Carleton B. // Bell Telephone Labor Inc
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