Name Size Creator Creation Date Labels Comment  
PDF File 2775658.pdf 720 kB Shaun Ewing Dec 25, 1956 00:00
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US-2775658-A // Negative resistance amplifiers // Mason Warren P. ; Shockley William // Bell Telephone Labor Inc
PDF File 2775662.pdf 905 kB Shaun Ewing Dec 25, 1956 00:00
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US-2775662-A // Electrical key // Harrison Henry C. // Bell Telephone Labor Inc
PDF File 2775699.pdf 919 kB Shaun Ewing Dec 25, 1956 00:00
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US-2775699-A // Crystal oscillator apparatus // Felch Edwin P. // Bell Telephone Labor Inc
PDF File 2775700.pdf 629 kB Shaun Ewing Dec 25, 1956 00:00
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US-2775700-A // Frequency stabilized oscillator // Ring Douglas H. // Bell Telephone Labor Inc
PDF File 2775701.pdf 1.47 MB Shaun Ewing Dec 25, 1956 00:00
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US-2775701-A // Frequency controlled oscillation system // Israel John O. // Bell Telephone Labor Inc
PDF File 2775727.pdf 1.22 MB Shaun Ewing Dec 25, 1956 00:00
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US-2775727-A // Digital to analogue converter with digital feedback control // Kernahan John J. J. ; Lozier John C. // Bell Telephone Labor Inc
PDF File 2775740.pdf 1.05 MB Shaun Ewing Dec 25, 1956 00:00
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US-2775740-A // Directional coupling systems // Oliver Bernard M. // Bell Telephone Labor Inc
PDF File 2775761.pdf 534 kB Shaun Ewing Dec 25, 1956 00:00
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US-2775761-A // Microwave antenna system // Jr. William C. Jakes, // Bell Telephone Labor Inc
PDF File 2775763.pdf 412 kB Shaun Ewing Jan 01, 1957 00:00
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US-2775763-A // Stapling machine // Flammer Howard A. // Bell Telephone Labor Inc
PDF File 2776142.pdf 368 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776142-A // Indexing means for signal recording and reproducing apparatus // Buhrendorf Frederick G. // Bell Telephone Labor Inc
PDF File 2776344.pdf 877 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776344-A // Distortion correction in repeatered carrier transmission systems // Aaron Marvin R. // Bell Telephone Labor Inc
PDF File 2776345.pdf 711 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776345-A // Distortion correction in repeatered carrier transmission systems // Gammie James ; Lovell George H. // Bell Telephone Labor Inc
PDF File 2776371.pdf 895 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776371-A // Quantizing system employing cathode ray tube // Clogston Albert M. ; Harrison Charles W. // Bell Telephone Labor Inc
PDF File 2776373.pdf 346 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776373-A // Frequency conversion circuits // Mischler Warren D. // Bell Telephone Labor Inc
PDF File 2776380.pdf 1.01 MB Shaun Ewing Jan 01, 1957 00:00
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US-2776380-A // Electrical circuits employing magnetic cores // Jr. Frederick T. Andrews, // Bell Telephone Labor Inc
PDF File 2776381.pdf 392 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776381-A // Multielectrode semiconductor circuit element // Baldwin Edwin G. // Bell Telephone Labor Inc
PDF File 2776405.pdf 1.90 MB Shaun Ewing Jan 01, 1957 00:00
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US-2776405-A // Electrical circuit analyzer // Moore Edward F. ; Shannon Claude E. // Bell Telephone Labor Inc
PDF File 2776411.pdf 578 kB Shaun Ewing Jan 01, 1957 00:00
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US-2776411-A // Delay lines // Anderson John Reid // Bell Telephone Labor Inc
PDF File 2777115.pdf 584 kB Shaun Ewing Jan 08, 1957 00:00
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US-2777115-A // Branching circuit // Linvill John G. // Bell Telephone Labor Inc
PDF File 2777188.pdf 517 kB Shaun Ewing Jan 15, 1957 00:00
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US-2777188-A // Method and apparatus for processing ferroelectric crystal elements // Remeika Joseph P. // Bell Telephone Labor Inc
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