Name Size Creator Creation Date Labels Comment  
PDF File 3376481.pdf 298 kB Shaun Ewing Apr 02, 1968 00:00
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US-3376481-A // Thin film capacitor // Klerer Julius // Bell Telephone Labor Inc
PDF File 3375499.pdf 1.21 MB Shaun Ewing Mar 26, 1968 00:00
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US-3375499-A // Telephone switching system control and memory apparatus organization // Ghiron Hugo ; Harr John A. ; Martellotto Nicholas A. // Bell Telephone Labor Inc
PDF File 3375473.pdf 358 kB Shaun Ewing Mar 26, 1968 00:00
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US-3375473-A // Automatic equalizer for analog channels having means for comparing two test pulses, one pulse traversing the transmission channel and equalizer // Lucky Robert W. // Bell Telephone Labor Inc
PDF File 3375408.pdf 557 kB Shaun Ewing Mar 26, 1968 00:00
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US-3375408-A // Test fixture for keyed printed circuit board // Buhrendorf Frederick G. ; Loosme Oskar // Bell Telephone Labor Inc
PDF File 3375379.pdf 596 kB Shaun Ewing Mar 26, 1968 00:00
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US-3375379-A // Rotated y-cut rectangular piezoelectric quartz crystal plates // Royer James J. // Bell Telephone Labor Inc
PDF File 3374474.pdf 600 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374474-A // Noise suppression circuit for magnetic core matrix // Conrath Jules R. // Bell Telephone Labor Inc
PDF File 3374468.pdf 2.22 MB Shaun Ewing Mar 19, 1968 00:00
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US-3374468-A // Shift and rotate circuit for a data processor // Iii David Muir // Bell Telephone Labor Inc
PDF File 3374463.pdf 3.35 MB Shaun Ewing Mar 19, 1968 00:00
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US-3374463-A // Shift and rotate circuit for a data processor // Iii David Muir // Bell Telephone Labor Inc
PDF File 3374451.pdf 493 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374451-A // Coordinate type crossbar switch utilizing variable reluctance // Jr. John W. Barker, // Bell Telephone Labor Inc
PDF File 3374445.pdf 247 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374445-A // Low distortion oscillator using dual feedback paths and symmetrical clipping // Jr. Wilmer B. Gaunt, // Bell Telephone Labor Inc
PDF File 3374435.pdf 569 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374435-A // Reduction of the effect of impulse noise bursts // Engel Joel S. // Bell Telephone Labor Inc
PDF File 3374415.pdf 795 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374415-A // Transistor inverter utilizing polarity controlled current feedback // Jewett William E. ; O'Connell Richard P. // Bell Telephone Labor Inc
PDF File 3374317.pdf 467 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374317-A // Telephone signaling system // Chapin Daryl M. // Bell Telephone Labor Inc
PDF File 3374113.pdf 337 kB Shaun Ewing Mar 19, 1968 00:00
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US-3374113-A // Method for controlled aging of thin magnetic films by means of an easy axis annealing treatment // Chang James T. H. ; Gianola Umberto F. ; Sagal Matthew W. // Bell Telephone Labor Inc
PDF File 3373954.pdf 305 kB Shaun Ewing Mar 19, 1968 00:00
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US-3373954-A // Retractile telephone cord stroage arrangement // Jr. Harry A. Hilsinger, // Bell Telephone Labor Inc
PDF File 3373245.pdf 363 kB Shaun Ewing Mar 12, 1968 00:00
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US-3373245-A // Production of current of random variation // Newby Neal D. ; Vaughan Henry E. // Bell Telephone Labor Inc
PDF File 3372381.pdf 2.57 MB Shaun Ewing Mar 05, 1968 00:00
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US-3372381-A // Digital computer teaching machine // Raspanti Matthew // Bell Telephone Labor Inc
PDF File 3372376.pdf 799 kB Shaun Ewing Mar 05, 1968 00:00
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US-3372376-A // Error control apparatus // Helm Harry A. // Bell Telephone Labor Inc
PDF File 3372244.pdf 689 kB Shaun Ewing Mar 05, 1968 00:00
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US-3372244-A // Semiconductive transducers // Sikorski Mathew E. // Bell Telephone Labor Inc
PDF File 3372239.pdf 593 kB Shaun Ewing Mar 05, 1968 00:00
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US-3372239-A // Voice-switched interphone system // Clement Frank J. // Bell Telephone Labor Inc
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