Name Size Creator Creation Date Labels Comment  
PDF File 3653018.pdf 436 kB Shaun Ewing Mar 28, 1972 00:00
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US-3653018-A // Monitor circuit // Ignas Budrys // Stromberg Carlson Corp
PDF File 3651270.pdf 982 kB Shaun Ewing Mar 21, 1972 00:00
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US-3651270-A // Message waiting and do-not-disturb arrangement // Ernest O. Lee Jr. ; John A. Adams Jr. ; Ignas Budrys // Stromberg Carlson Corp
PDF File 3649778.pdf 348 kB Shaun Ewing Mar 14, 1972 00:00
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US-3649778-A // Selective ringing in subscriber carrier telephone system // Morris A. Suntop ; Uno Randmere // Stromberg Carlson Corp
PDF File 3646668.pdf 569 kB Shaun Ewing Mar 07, 1972 00:00
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US-3646668-A // Method of making a plated wire memory using a sheet of film adhesive // Amedeo Qualich // Stromberg Carlson Corp
PDF File 3646277.pdf 959 kB Shaun Ewing Feb 29, 1972 00:00
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US-3646277-A // Method and apparatus for identifying paths through a switching network // Klaus Gueldenpfenning ; William Hastings // Stromberg Carlson Corp
PDF File 3643229.pdf 1.23 MB Shaun Ewing Feb 15, 1972 00:00
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US-3643229-A // Interrupt arrangement for data processing systems // Thomas D. Stuebe ; Pedro A. Lenk ; John C. Gifford // Stromberg Carlson Corp
PDF File 3641564.pdf 343 kB Shaun Ewing Feb 08, 1972 00:00
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US-3641564-A // Digital-to-analog and analog-to-digital signal translation with optical devices // Matthew Fassett ; Phyllis S. Unger // Stromberg Carlson Corp
PDF File 3639693.pdf 780 kB Shaun Ewing Feb 01, 1972 00:00
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US-3639693-A // Time division multiplex data switch // William F. Bartlett ; William A. Oswald // Stromberg Carlson Corp
PDF File 3637944.pdf 967 kB Shaun Ewing Jan 25, 1972 00:00
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US-3637944-A // Path-finding system for relay-type cross-point matrix networks // Klaus Gueldenpfennig // Stromberg Carlson Corp
PDF File 3631418.pdf 426 kB Shaun Ewing Dec 28, 1971 00:00
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US-3631418-A // Filamentary magnetic memory // Thaddeus F. Bryzinski // Stromberg Carlson Corp
PDF File 3627956.pdf 1.65 MB Shaun Ewing Dec 14, 1971 00:00
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US-3627956-A // Semiautomatic operator-controlled telephone system // Klaus Gueldenpfennig ; Gerhard O.k. Schneider // Stromberg Carlson Corp
PDF File 3626383.pdf 1.26 MB Shaun Ewing Dec 07, 1971 00:00
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US-3626383-A // Process for automatic system maintenance // William A. Oswald ; Frank Y. Shaw ; Lloyd H. Yost // Stromberg Carlson Corp
PDF File 3626109.pdf 1.14 MB Shaun Ewing Dec 07, 1971 00:00
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US-3626109-A // Call-forwarding process // William F. Bartlett ; William A. Oswald ; Frank Y. Shaw // Stromberg Carlson Corp
PDF File 3626108.pdf 2.23 MB Shaun Ewing Dec 07, 1971 00:00
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US-3626108-A // System and process for controlling an automatic telephone exchange // William A. Oswald ; Lloyd H. Yost ; Frank Y. Shaw ; William F. Bartlett // Stromberg Carlson Corp
PDF File 3626107.pdf 1.56 MB Shaun Ewing Dec 07, 1971 00:00
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US-3626107-A // Three-way calling and call-waiting arrangements for step-by-step telephone systems // Loren K. Armstrong ; George R. Bergquist // Stromberg Carlson Corp
PDF File 3626103.pdf 448 kB Shaun Ewing Dec 07, 1971 00:00
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US-3626103-A // Route selector arrangement with all-trunk availability // Ramses R. Mina ; Gunter F. Neumeler // Stromberg Carlson Corp
PDF File 3622865.pdf 397 kB Shaun Ewing Nov 23, 1971 00:00
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US-3622865-A // Current limiting switching circuit // Ernest O. Lee Jr. // Stromberg Carlson Corp
PDF File 3622708.pdf 1.19 MB Shaun Ewing Nov 23, 1971 00:00
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US-3622708-A // Conference circuit // John H. Guenther ; Klaus Gueldenpfennig // Stromberg Carlson Corp
PDF File 3611194.pdf 673 kB Shaun Ewing Oct 05, 1971 00:00
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US-3611194-A // Tunable oscillator circuit employing an active rc notch filter circuit // W. Alfred Codd ; Koho Ozone ; Donald C. Rimlinger // Stromberg Carlson Corp
PDF File 3610834.pdf 446 kB Shaun Ewing Oct 05, 1971 00:00
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US-3610834-A // Low-level duplex signalling system for telephone networks // Klaus Gueldenpfennig ; Frank Churnetski ; Enrique Comas // Stromberg Carlson Corp
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