Name Size Creator Creation Date Labels Comment  
PDF File 698018.pdf 557 kB Shaun Ewing Apr 22, 1902 00:00
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US-698018-A // Annunciator. // Gustavus E. Hoglund ; Carl M. Hedman // Stromberg Carlson Telephone
PDF File 3688038.pdf 556 kB Shaun Ewing Aug 29, 1972 00:00
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US-3688038-A // Stored energy signalling circuit // Matyas Hugyecz ; Carroll S. Richmond // Stromberg Carlson Corp
PDF File 3365547.pdf 556 kB Shaun Ewing Jan 23, 1968 00:00
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US-3365547-A // Revertive call circuit // Fahey Frank R. // Stromberg Carlson Corp
PDF File 1222043.pdf 555 kB Shaun Ewing Apr 10, 1917 00:00
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US-1222043-A // Telephone system. // Frank M. Slough // Stromberg Carlson Telephone
PDF File 1632488.pdf 554 kB Shaun Ewing Jun 14, 1927 00:00
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US-1632488-A // Variable condenser // Manson Ray H. // Stromberg Carlson Telephone
PDF File 3704504.pdf 552 kB Shaun Ewing Dec 05, 1972 00:00
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US-3704504-A // Apparatus for inserting small articles in a matrix plate // Ansel A. Koegler // Stromberg Carlson Corp
PDF File 1632487.pdf 551 kB Shaun Ewing Jun 14, 1927 00:00
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US-1632487-A // Variable condenser // Manson Ray H. // Stromberg Carlson Telephone
PDF File 3451045.pdf 550 kB Shaun Ewing Jun 17, 1969 00:00
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US-3451045-A // Data searching and sorting apparatus // William F. Bartlett ; Thaddeus F. Bryzinski // Stromberg Carlson Corp
PDF File 3542958.pdf 549 kB Shaun Ewing Nov 24, 1970 00:00
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US-3542958-A // Link circuit with high level ringing capability for electronic telephone exchange // Barrie Brightman // Stromberg Carlson Corp
PDF File 3601559.pdf 548 kB Shaun Ewing Aug 24, 1971 00:00
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US-3601559-A // Hookswitch and hold button release mechanism // Edson S. Hineline Jr. // Stromberg Carlson Corp
PDF File 2041777.pdf 546 kB Shaun Ewing May 26, 1936 00:00
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US-2041777-A // Sound reproducing system // Olney Benjamin ; Veal Gentry // Stromberg Carlson Telephone
PDF File 1320715.pdf 546 kB Shaun Ewing Nov 04, 1919 00:00
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US-1320715-A // Telephone system // Frank M. Slough, Of Ohio Assignor By Mesne // Stromberg-carlson Telephone! Hfg. Co., Of Rochester, New York, A Corporation Of N
PDF File 3878340.pdf 546 kB Shaun Ewing Apr 15, 1975 00:00
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US-3878340-A // Ring trip circuit employing a filter network and a solid state device exhibiting electrical isolation // Shaffer; William E. // Stromberg Carlson Corp
PDF File 2466229.pdf 542 kB Shaun Ewing Apr 05, 1949 00:00
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US-2466229-A // Automatic gain control system // Goldberg Harold // Stromberg Carlson Co
PDF File 3297827.pdf 541 kB Shaun Ewing Jan 10, 1967 00:00
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US-3297827-A // Transfer circuit // Breit Frank A. ; Ellis Thomas E. // Stromberg Carlson Corp
PDF File 2205272.pdf 541 kB Shaun Ewing Jun 18, 1940 00:00
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US-2205272-A // Remotely controlled radio receiving system // Powell Winfred T. // Stromberg Carlson Telephone
PDF File 2683192.pdf 541 kB Shaun Ewing Jul 06, 1954 00:00
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US-2683192-A // Contact spring assembly for relays // Vincent Andrew W. // Stromberg Carlson Co
PDF File 3436733.pdf 541 kB Shaun Ewing Apr 01, 1969 00:00
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US-3436733-A // Supervisory control register buffer // James G. Pearce ; William W. Pharis // Stromberg Carlson Corp
PDF File 752761.pdf 541 kB Shaun Ewing Feb 23, 1904 00:00
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US-752761-A // Ments // William M. Davis, Of Illinois Assignor By Mesne // The Stromberg-carlson Telephone Manufacturing Company, Of Rochester, New York, A Corporatio
PDF File 994302.pdf 540 kB Shaun Ewing Jun 06, 1911 00:00
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US-994302-A // Telephone system. // Henry P. Clausen // Stromberg Carlson Telephone
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