Name Size Creator Creation Date Labels Comment  
PDF File 3005874.pdf 2.29 MB Shaun Ewing Oct 24, 1961 00:00
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US-3005874-A // Line switching and control system // Jr. Richard J. Jaeger, // Bell Telephone Labor Inc
PDF File 3180939.pdf 2.28 MB Shaun Ewing Apr 27, 1965 00:00
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US-3180939-A // Selectable characteristic compandor for pulse code transmission // Hall William G. // Bell Telephone Labor Inc
PDF File 3155818.pdf 2.28 MB Shaun Ewing Nov 03, 1964 00:00
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US-3155818-A // Error-correcting systems // Goetz Frank M. // Bell Telephone Labor Inc
PDF File 3179748.pdf 2.26 MB Shaun Ewing Apr 20, 1965 00:00
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US-3179748-A // Balanced demodulator for frequencyshift data signals // Farrow Cecil W. // Bell Telephone Labor Inc
PDF File 3076601.pdf 2.25 MB Shaun Ewing Feb 05, 1963 00:00
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US-3076601-A // Electronic binary counter and converter // Goetz Frank M. // Bell Telephone Labor Inc
PDF File 3060857.pdf 2.24 MB Shaun Ewing Oct 30, 1962 00:00
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US-3060857-A // Proximity fuze with electro-optical apparatus // Smith Kenneth D. // Bell Telephone Labor Inc
PDF File 2986723.pdf 2.24 MB Shaun Ewing May 30, 1961 00:00
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US-2986723-A // Synchronization in a system of interconnected units // Darwin George P. ; Prim Robert C. // Bell Telephone Labor Inc
PDF File 3093708.pdf 2.18 MB Shaun Ewing Jun 11, 1963 00:00
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US-3093708-A // Telephone line concentrator system // Krom Myron E. // Bell Telephone Labor Inc
PDF File 2981803.pdf 2.16 MB Shaun Ewing Apr 25, 1961 00:00
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US-2981803-A // Program switching system // Bachelet Albert E. ; Bibbins George S. ; Celentano Arnold J. ; Pullis George A. // Bell Telephone Labor Inc ; American Telephone & Telegraph
PDF File 3038029.pdf 2.15 MB Shaun Ewing Jun 05, 1962 00:00
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US-3038029-A // Pulse transmission of alternate interchange code // Carbrey Robert L. // Bell Telephone Labor Inc
PDF File 3217108.pdf 2.14 MB Shaun Ewing Nov 09, 1965 00:00
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US-3217108-A // Signaling circuitry coupling telephone central office and remote switching unit // Jacoby John Z. // Bell Telephone Labor Inc
PDF File 2985717.pdf 2.13 MB Shaun Ewing May 23, 1961 00:00
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US-2985717-A // Carrier telegraph switchboard supervisory systems // Gardner Leland A. ; Hysko John L. // Bell Telephone Labor Inc
PDF File 3025357.pdf 2.11 MB Shaun Ewing Mar 13, 1962 00:00
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US-3025357-A // Class translator circuits // Jacobitti Edward ; James Donald A. ; Morrison Charles G. ; Newsom James B. // Bell Telephone Labor Inc
PDF File 3151220.pdf 2.09 MB Shaun Ewing Sept 29, 1964 00:00
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US-3151220-A // Register sender circuit // Arnold Philip H. ; Vehmeler Robert H. // Bell Telephone Labor Inc
PDF File 3142828.pdf 2.08 MB Shaun Ewing Jul 28, 1964 00:00
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US-3142828-A // Magnetic memory array // Newhall Edmunde E. // Bell Telephone Labor Inc
PDF File 3201522.pdf 2.08 MB Shaun Ewing Aug 17, 1965 00:00
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US-3201522-A // Common control switching system for radio circuits // Ozenberger Milton E. // Bell Telephone Labor Inc
PDF File 2986610.pdf 2.07 MB Shaun Ewing May 30, 1961 00:00
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US-2986610-A // Alarm and test equipment for carrier systems // Jr. Joseph Maurushat, // Bell Telephone Labor Inc
PDF File 3086124.pdf 2.06 MB Shaun Ewing Apr 16, 1963 00:00
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US-3086124-A // Sequential circuits employing magnetic elements // Jr. Harry J. Schulte, // Bell Telephone Labor Inc
PDF File 3102930.pdf 2.06 MB Shaun Ewing Sept 03, 1963 00:00
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US-3102930-A // Automatic telephone switching system // Anderson Lynn T. ; Jr. Ernest G. Crane, // Bell Telephone Labor Inc
PDF File 3057963.pdf 2.04 MB Shaun Ewing Oct 09, 1962 00:00
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US-3057963-A // Inter-switching center transfer arrangement // Gray Preston R. // Bell Telephone Labor Inc
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