Name Size Creator Creation Date Labels Comment  
PDF File 2828439.pdf 1.20 MB Shaun Ewing Mar 25, 1958 00:00
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US-2828439-A // Space charge amplifier // Fletcher Robert C. // Bell Telephone Labor Inc
PDF File 2828071.pdf 1.13 MB Shaun Ewing Mar 25, 1958 00:00
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US-2828071-A // Selectable base counter // Burton Everett T. // Bell Telephone Labor Inc
PDF File 2828414.pdf 1021 kB Shaun Ewing Mar 25, 1958 00:00
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US-2828414-A // Demodulation of vestigial sideband signals // Rieke John W. // Bell Telephone Labor Inc
PDF File 2828470.pdf 786 kB Shaun Ewing Mar 25, 1958 00:00
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US-2828470-A // Tapped torsional delay lines // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2828484.pdf 612 kB Shaun Ewing Mar 25, 1958 00:00
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US-2828484-A // Shield for electromagnetic radiations // Skellett Albert M. // Bell Telephone Labor Inc
PDF File 2828353.pdf 486 kB Shaun Ewing Mar 25, 1958 00:00
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US-2828353-A // Method and means for making joints in insulated conductors // Adams William E. ; Jr. Lester W. Faulkner, ; Kleinfelder Walter C. ; Pawel Hans E. // Bell Telephone Labor Inc
PDF File 2828413.pdf 427 kB Shaun Ewing Mar 25, 1958 00:00
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US-2828413-A // Self-contained antenna-radio system in which a split conductive container forms a dipole antenna // Bowers Fritz K. // Bell Telephone Labor Inc
PDF File 2827233.pdf 1.36 MB Shaun Ewing Mar 18, 1958 00:00
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US-2827233-A // Digital to analog converter // Johnson Walter C. ; Tryon John G. // Bell Telephone Labor Inc
PDF File 2827589.pdf 1.21 MB Shaun Ewing Mar 18, 1958 00:00
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US-2827589-A // Electron discharge device // Hines Marion E. // Bell Telephone Labor Inc
PDF File 2827427.pdf 990 kB Shaun Ewing Mar 18, 1958 00:00
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US-2827427-A // Method of shaping semiconductive bodies // Barry Joseph F. ; Seeley Norman C. // Bell Telephone Labor Inc
PDF File 2827436.pdf 793 kB Shaun Ewing Mar 18, 1958 00:00
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US-2827436-A // Method of improving the minority carrier lifetime in a single crystal silicon body // Bemski George // Bell Telephone Labor Inc
PDF File 2827626.pdf 614 kB Shaun Ewing Mar 18, 1958 00:00
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US-2827626-A // Electromagnetic positioning device // Motte Frank E. De // Bell Telephone Labor Inc
PDF File 2827518.pdf 587 kB Shaun Ewing Mar 18, 1958 00:00
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US-2827518-A // Damping means for crossbar switch selecting finger // Burwell Lucy P. // Bell Telephone Labor Inc
PDF File 2827257.pdf 529 kB Shaun Ewing Mar 18, 1958 00:00
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US-2827257-A // Gas valve for high vacuum system // Becker Joseph A. ; Brandes Raymond G. // Bell Telephone Labor Inc
PDF File 2826640.pdf 2.02 MB Shaun Ewing Mar 11, 1958 00:00
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US-2826640-A // Permanent signal lock-out // Williford Oscar H. // Bell Telephone Labor Inc
PDF File 2826638.pdf 1.71 MB Shaun Ewing Mar 11, 1958 00:00
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US-2826638-A // Signaling system // Large Wayne V. K. ; Soffel Robert O. ; Yokelson Bernard J. // Bell Telephone Labor Inc
PDF File 2826380.pdf 1.09 MB Shaun Ewing Mar 11, 1958 00:00
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US-2826380-A // Steering systems // Ketchledge Raymond W. // Bell Telephone Labor Inc
PDF File 2825618.pdf 945 kB Shaun Ewing Mar 04, 1958 00:00
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US-2825618-A // Method and apparatus for fabricating gaseous discharge devices // White Alan D. // Bell Telephone Labor Inc
PDF File 2825764.pdf 652 kB Shaun Ewing Mar 04, 1958 00:00
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US-2825764-A // Cross-control compandor used as echo suppressors // Edwards Paul G. ; Robertson Donald D. ; Smethurst Joseph O. // Bell Telephone Labor Inc
PDF File 2825761.pdf 650 kB Shaun Ewing Mar 04, 1958 00:00
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US-2825761-A // Magnetically loaded electrical conductors // Jr. John G. Kreer, // Bell Telephone Labor Inc
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