Name Size Creator Creation Date Labels Comment  
PDF File 2046698.pdf 602 kB Shaun Ewing Jul 07, 1936 00:00
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US-2046698-A // Signaling device // Power James R. // Bell Telephone Labor Inc
PDF File 2046697.pdf 858 kB Shaun Ewing Jul 07, 1936 00:00
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US-2046697-A // Record projector // Pfannenstichl Harry // Bell Telephone Labor Inc
PDF File 2046695.pdf 783 kB Shaun Ewing Jul 07, 1936 00:00
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US-2046695-A // Record projector // Mottram Elliott T. // Bell Telephone Labor Inc
PDF File 2046686.pdf 610 kB Shaun Ewing Jul 07, 1936 00:00
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US-2046686-A // Asymmetrical electrical conductor // Kannenberg Walter F. // Bell Telephone Labor Inc
PDF File 2046057.pdf 966 kB Shaun Ewing Jun 30, 1936 00:00
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US-2046057-A // Multiplex transmission system // Burton Everett T. // Bell Telephone Labor Inc
PDF File 2046020.pdf 543 kB Shaun Ewing Jun 30, 1936 00:00
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US-2046020-A // Electric discharge device // Gargan John O. ; Young Frederick W. // Bell Telephone Labor Inc
PDF File 2045991.pdf 1.20 MB Shaun Ewing Jun 30, 1936 00:00
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US-2045991-A // Wave filter // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2045971.pdf 886 kB Shaun Ewing Jun 30, 1936 00:00
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US-2045971-A // Switching mechanism // Stockfleth Sigurd J. // Bell Telephone Labor Inc
PDF File 2045450.pdf 516 kB Shaun Ewing Jun 23, 1936 00:00
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US-2045450-A // Signaling system // Dimond Thomas L. // Bell Telephone Labor Inc
PDF File 2045438.pdf 968 kB Shaun Ewing Jun 23, 1936 00:00
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US-2045438-A // Control apparatus // Cioffi Paul P. // Bell Telephone Labor Inc
PDF File 2045414.pdf 591 kB Shaun Ewing Jun 23, 1936 00:00
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US-2045414-A // Timing apparatus // Rumpel Carl H. // Bell Telephone Labor Inc
PDF File 2045409.pdf 932 kB Shaun Ewing Jun 23, 1936 00:00
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US-2045409-A // Electromagnet // Redmond Frederic J. ; Reynolds John N. // Bell Telephone Labor Inc
PDF File 2045402.pdf 396 kB Shaun Ewing Jun 23, 1936 00:00
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US-2045402-A // Signaling system // Myers Oscar // Bell Telephone Labor Inc
PDF File 2044763.pdf 658 kB Shaun Ewing Jun 23, 1936 00:00
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US-2044763-A // Maintaining cable sheath // Bouton George M. ; Schumacher Earle E. // Bell Telephone Labor Inc
PDF File 2044369.pdf 419 kB Shaun Ewing Jun 16, 1936 00:00
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US-2044369-A // Electron discharge device // Samuel Arthur L. // Bell Telephone Labor Inc
PDF File 2044061.pdf 472 kB Shaun Ewing Jun 16, 1936 00:00
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US-2044061-A // Radio repeating system for ultra-short waves // Crawford Arthur B. // Bell Telephone Labor Inc
PDF File 2044047.pdf 1.60 MB Shaun Ewing Jun 16, 1936 00:00
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US-2044047-A // Wave transmission network // Bobis Stephen // Bell Telephone Labor Inc
PDF File 2044037.pdf 311 kB Shaun Ewing Jun 16, 1936 00:00
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US-2044037-A // Coin collector apparatus // Wheeler Clyde H. // Bell Telephone Labor Inc
PDF File 2044000.pdf 518 kB Shaun Ewing Jun 16, 1936 00:00
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US-2044000-A // Mechanical vibrating system // Heising Raymond A. // Bell Telephone Labor Inc
PDF File 2043355.pdf 326 kB Shaun Ewing Jun 09, 1936 00:00
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US-2043355-A // Carrier telegraph receiver // Melhuish Lawrence E. // Bell Telephone Labor Inc
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