Name Size Creator Creation Date Labels Comment  
PDF File 2695332.pdf 1.03 MB Shaun Ewing Nov 23, 1954 00:00
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US-2695332-A // Two-way multichannel carrier wave transmission // Caruthers Robert S. // Bell Telephone Labor Inc
PDF File 2657377.pdf 1.02 MB Shaun Ewing Oct 27, 1953 00:00
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US-2657377-A // Reproduction of signals from magnetic records // Gray Frank // Bell Telephone Labor Inc
PDF File 2655603.pdf 1.02 MB Shaun Ewing Oct 13, 1953 00:00
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US-2655603-A // Power supply apparatus for alternately supplying a load // Callahan Vincent T. ; Fry Lloyd D. // Bell Telephone Labor Inc
PDF File 2650991.pdf 1.02 MB Shaun Ewing Sept 01, 1953 00:00
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US-2650991-A // Accelerometer // Ketchledge Raymond W. // Bell Telephone Labor Inc
PDF File 2562120.pdf 1.02 MB Shaun Ewing Jul 24, 1951 00:00
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US-2562120-A // Magnetic field strength meter // Pearson Gerald L. // Bell Telephone Labor Inc
PDF File 2539537.pdf 1.02 MB Shaun Ewing Jan 30, 1951 00:00
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US-2539537-A // Multifrequency combined radio transmitter and receiver // Harley John B. ; Nordahl John G. // Bell Telephone Labor Inc
PDF File 2691723.pdf 1.02 MB Shaun Ewing Oct 12, 1954 00:00
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US-2691723-A // Radiotelephone communication system // Nordahl John G. // Bell Telephone Labor Inc
PDF File 2619543.pdf 1.02 MB Shaun Ewing Nov 25, 1952 00:00
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US-2619543-A // Frequency changing pulse repeater employing phase modulation // Cutler Cassius C. // Bell Telephone Labor Inc
PDF File 2706783.pdf 1.02 MB Shaun Ewing Apr 19, 1955 00:00
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US-2706783-A // Crystal controlled oscillators // Hensel Waldo G. // Bell Telephone Labor Inc
PDF File 2697208.pdf 1.02 MB Shaun Ewing Dec 14, 1954 00:00
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US-2697208-A // Reflectionless wave guide termination // Houghton Edward W. // Bell Telephone Labor Inc
PDF File 2553490.pdf 1.02 MB Shaun Ewing May 15, 1951 00:00
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US-2553490-A // Magnetic control of semiconductor currents // Jr. Robert L. Wallace, // Bell Telephone Labor Inc
PDF File 2639325.pdf 1.01 MB Shaun Ewing May 19, 1953 00:00
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US-2639325-A // Hybrid ring // Lewis Willard D. // Bell Telephone Labor Inc
PDF File 2618686.pdf 1.01 MB Shaun Ewing Nov 18, 1952 00:00
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US-2618686-A // Distortion indicator // Lange Owen E. De // Bell Telephone Labor Inc
PDF File 2710921.pdf 1.01 MB Shaun Ewing Jun 14, 1955 00:00
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US-2710921-A // Frequency divider apparatus // Melsheimer Robert S. // Bell Telephone Labor Inc
PDF File 2629833.pdf 1.01 MB Shaun Ewing Feb 24, 1953 00:00
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US-2629833-A // Transistor trigger circuits // Trent Robert L. // Bell Telephone Labor Inc
PDF File 2660667.pdf 1.01 MB Shaun Ewing Nov 24, 1953 00:00
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US-2660667-A // Ultrahigh frequency resonator // Bowen Arnold E. // Bell Telephone Labor Inc
PDF File 2553749.pdf 1.00 MB Shaun Ewing May 22, 1951 00:00
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US-2553749-A // Sealing fixture for the manufacture of electron discharge devices // Clark James E. ; Ronci Victor L. // Bell Telephone Labor Inc
PDF File 2537341.pdf 1.00 MB Shaun Ewing Jan 09, 1951 00:00
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US-2537341-A // Tuning arrangement // Glass Myron S. // Bell Telephone Labor Inc
PDF File 2668927.pdf 1.00 MB Shaun Ewing Feb 09, 1954 00:00
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US-2668927-A // Electron discharge device // Jonas Herbert C. ; Sears Raymond W. // Bell Telephone Labor Inc
PDF File 2605323.pdf 1.00 MB Shaun Ewing Jul 29, 1952 00:00
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US-2605323-A // Wave transmission // Samuel Arthur L. // Bell Telephone Labor Inc
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