Name Size Creator Creation Date Labels Comment  
PDF File 2878317.pdf 1.89 MB Shaun Ewing Mar 17, 1959 00:00
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US-2878317-A // Transmission regulation // Jr. James B. Evans, // Bell Telephone Labor Inc
PDF File 2878325.pdf 1.50 MB Shaun Ewing Mar 17, 1959 00:00
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US-2878325-A // Negative impedance repeaters // Jr. Josiah L. Merrill, // Bell Telephone Labor Inc
PDF File 2878310.pdf 1.41 MB Shaun Ewing Mar 17, 1959 00:00
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US-2878310-A // Two-way television over telephone lines // Becker Floyd K. // Bell Telephone Labor Inc
PDF File 2877479.pdf 598 kB Shaun Ewing Mar 17, 1959 00:00
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US-2877479-A // Fountain type cleaner for scrubbing tools // Hermance Harold W. // Bell Telephone Labor Inc
PDF File 2878381.pdf 540 kB Shaun Ewing Mar 17, 1959 00:00
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US-2878381-A // Pulse generator // Pentico George W. A. ; Rieke John W. // Western Electric Co ; Bell Telephone Labor Inc
PDF File 2878464.pdf 387 kB Shaun Ewing Mar 17, 1959 00:00
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US-2878464-A // Sound output controller for signaling devices // Jr. James H. Ham, ; Kalin Walter // Bell Telephone Labor Inc
PDF File 2877343.pdf 2.06 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877343-A // Radiant energy communication system with carrier control // Mitchell Doren // Bell Telephone Labor Inc
PDF File 2877019.pdf 1.74 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877019-A // Automatic game-playing machine // Keister William // Bell Telephone Labor Inc
PDF File 2877358.pdf 1.66 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877358-A // Semiconductive pulse translator // Ross Ian M. // Bell Telephone Labor Inc
PDF File 2877319.pdf 1.30 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877319-A // Electromechanical vibrator // Bostwick Lee G. ; Guncelle Robert L. // Bell Telephone Labor Inc
PDF File 2877359.pdf 1.19 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877359-A // Semiconductor signal storage device // Ross Ian M. // Bell Telephone Labor Inc
PDF File 2877357.pdf 1.10 MB Shaun Ewing Mar 10, 1959 00:00
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US-2877357-A // Transistor circuits // Jr. Frank M. Pearsall, ; Staehler Robert E. // Bell Telephone Labor Inc
PDF File 2877147.pdf 895 kB Shaun Ewing Mar 10, 1959 00:00
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US-2877147-A // Alloyed semiconductor contacts // Thurmond Carl D. // Bell Telephone Labor Inc
PDF File 2877315.pdf 757 kB Shaun Ewing Mar 10, 1959 00:00
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US-2877315-A // Electromagnetic relay // Oliver John W. // Bell Telephone Labor Inc
PDF File 2877316.pdf 746 kB Shaun Ewing Mar 10, 1959 00:00
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US-2877316-A // Electromagnetic relay // Jr. Robert L. Peek, // Bell Telephone Labor Inc
PDF File 2877431.pdf 412 kB Shaun Ewing Mar 10, 1959 00:00
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US-2877431-A // Temperature-stable ultrasonic delay lines // Mcskimin Herbert J. // Bell Telephone Labor Inc
PDF File 2876288.pdf 15.00 MB Shaun Ewing Mar 03, 1959 00:00
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US-2876288-A // Magnetic drum auxiliary sender for telephone switching system // Brooks Chester E. ; Fleckenstein William O. ; Lee Robert C. ; Seckler Howard N. // Bell Telephone Labor Inc
PDF File 2876380.pdf 2.15 MB Shaun Ewing Mar 03, 1959 00:00
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US-2876380-A // Multielectrode traveling wave tube // Pierce John R. // Bell Telephone Labor Inc
PDF File 2876285.pdf 1.83 MB Shaun Ewing Mar 03, 1959 00:00
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US-2876285-A // Transistor switching network for communication system // Bjornson Bjorn G. ; Bruce Edmond // Bell Telephone Labor Inc
PDF File 2876283.pdf 1.69 MB Shaun Ewing Mar 03, 1959 00:00
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US-2876283-A // Transmission regulation // Lundry Walter R. // Bell Telephone Labor Inc
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