Name Size Creator Creation Date Labels Comment  
PDF File 3312787.pdf 540 kB Shaun Ewing Apr 04, 1967 00:00
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US-3312787-A // Signaling system // Jorgensen Adam A. // Stromberg Carlson Corp
PDF File 1301363.pdf 539 kB Shaun Ewing Apr 22, 1919 00:00
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US-1301363-A // Telephone system. // Sidney A. Beyland // Stromberg Carlson Telephone
PDF File 3708627.pdf 539 kB Shaun Ewing Jan 02, 1973 00:00
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US-3708627-A // Plug-in line circuit arrangement // Altenburger O,us // Stromberg Carlson Corp
PDF File 3485957.pdf 538 kB Shaun Ewing Dec 23, 1969 00:00
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US-3485957-A // Call forwarding arrangement // James G. Pearce // Stromberg Carlson Corp
PDF File 3274342.pdf 534 kB Shaun Ewing Sept 20, 1966 00:00
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US-3274342-A // Common channel communication system conference circuit // Brightman Barrie // Stromberg Carlson Corp
PDF File 1873813.pdf 533 kB Shaun Ewing Aug 23, 1932 00:00
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US-1873813-A // Program service system // Bergmann Charles H. // Stromberg Carlson Telephone
PDF File 1851385.pdf 531 kB Shaun Ewing Mar 29, 1932 00:00
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US-1851385-A // Telephone system // Fitzgerald John H. // Stromberg Carlson Telephone
PDF File 2507589.pdf 531 kB Shaun Ewing May 16, 1950 00:00
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US-2507589-A // Wire insulating apparatus // Ciambrone Frederick P. ; Goral Ernest W. // Stromberg Carlson Co
PDF File 915334.pdf 529 kB Shaun Ewing Mar 16, 1909 00:00
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US-915334-A // Harmonic ringer. // Merritt S. Conner // Stromberg Carlson Telephone
PDF File 697990.pdf 529 kB Shaun Ewing Apr 22, 1902 00:00
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US-697990-A // Clearing-out signaling apparatus. // William M. Davis // Stromberg Carlson Telephone
PDF File 1710800.pdf 522 kB Shaun Ewing Apr 30, 1929 00:00
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US-1710800-A // Automatic stop for phonographs // Manson Ray H. // Stromberg Carlson Telephone
PDF File 3748391.pdf 521 kB Shaun Ewing Jul 24, 1973 00:00
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US-3748391-A // Telephone ring-trip circuit // Shaffer W,us // Stromberg Carlson Corp
PDF File 804103.pdf 521 kB Shaun Ewing Nov 07, 1905 00:00
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US-804103-A // Telephone-switchboard apparatus. // Thomas Vivian Davis // Stromberg Carlson Telephone
PDF File 2512908.pdf 520 kB Shaun Ewing Jun 27, 1950 00:00
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US-2512908-A // Telephone switchboard mounting plate with plug-in components // Jones Roy W // Mina M Arndt ; Stromberg Carlson Co
PDF File 2411648.pdf 517 kB Shaun Ewing Nov 26, 1946 00:00
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US-2411648-A // Method and apparatus for generating impulses // Brauer Howard H. ; Knebel Robert W. // Stromberg Carlson Co
PDF File 856260.pdf 516 kB Shaun Ewing Jun 11, 1907 00:00
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US-856260-A // Telephone apparatus. // William Kaisling // Stromberg Carlson Telephone
PDF File 697989.pdf 512 kB Shaun Ewing Apr 22, 1902 00:00
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US-697989-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 1010478.pdf 511 kB Shaun Ewing Dec 05, 1911 00:00
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US-1010478-A // Subscriber's telephone apparatus. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 2554885.pdf 511 kB Shaun Ewing May 29, 1951 00:00
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US-2554885-A // Pressure roller apparatus // Solness Tuomo Tuisku // Stromberg Carlson Australasia
PDF File 3679835.pdf 510 kB Shaun Ewing Jul 25, 1972 00:00
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US-3679835-A // Camp-on busy checking and monitor circuit // Klaus Gueldenpfennig ; Uwe A. Pommerening ; Stanley L. Russell // Stromberg Carlson Corp
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