Name Size Creator Creation Date Labels Comment  
PDF File 2485405.pdf 1.26 MB Shaun Ewing Oct 18, 1949 00:00
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US-2485405-A // Dipole microphone // Olney Benjamin ; Slaymaker Frank H. ; Meeker Willard F. // Stromberg Carlson Co
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 1540420.pdf 1.26 MB Shaun Ewing Jun 02, 1925 00:00
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US-1540420-A // Automatic telephone system // Powell Winfred T. // Stromberg Carlson Telephone
PDF File 971598.pdf 1.26 MB Shaun Ewing Oct 04, 1910 00:00
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US-971598-A // Telephone system. // Alfred H. Dyson // Stromberg Carlson Telephone
PDF File 737590.pdf 1.25 MB Shaun Ewing Sept 01, 1903 00:00
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US-737590-A // Telephone-exchange system. // William M. Davis // Stromberg Carlson Telephone
PDF File 3707605.pdf 1.25 MB Shaun Ewing Dec 26, 1972 00:00
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US-3707605-A // Automatic call-back including simplified storage and scanning // Ernest O. Lee Jr. ; John A. Adams Jr. // Stromberg Carlson Corp
PDF File 2670406.pdf 1.24 MB Shaun Ewing Feb 23, 1954 00:00
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US-2670406-A // Telecommunication system // Elliott George // Stromberg Carlson Co
PDF File 1579838.pdf 1.24 MB Shaun Ewing Apr 06, 1926 00:00
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US-1579838-A // Automatic telephone system // Powell Winfred T. // Stromberg Carlson Telephone
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 3932712.pdf 1.23 MB Shaun Ewing Jan 13, 1976 00:00
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US-3932712-A // Telephone transmission system // Suntop; Morris A. // Stromberg-Carlson Corporation
PDF File 3818144.pdf 1.21 MB Shaun Ewing Jun 18, 1974 00:00
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US-3818144-A // Multifrequency to dial pulse signal converter // Zaky A,us ; Druyff G,us ; Mullen H,us // Stromberg Carlson Corp
PDF File 1678068.pdf 1.21 MB Shaun Ewing Jul 24, 1928 00:00
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US-1678068-A // Manual telephone system // Jr. John H. Levis, // Stromberg Carlson Telephone
PDF File 1766402.pdf 1.20 MB Shaun Ewing Jun 24, 1930 00:00
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US-1766402-A // Remote-control telephone system // Powell Winfred T. // Stromberg Carlson Telephone
PDF File 3975595.pdf 1.20 MB Shaun Ewing Aug 17, 1976 00:00
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US-3975595-A // Service code conversion // Berube; James E. ; Neumeier; Gunter F. // Stromberg-Carlson Corporation
PDF File 2514327.pdf 1.19 MB Shaun Ewing Jul 04, 1950 00:00
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US-2514327-A // Tuning indicator for frequency modulation receivers // Grant John P. // Stromberg Carlson Co
PDF File 2707725.pdf 1.19 MB Shaun Ewing May 03, 1955 00:00
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US-2707725-A // Reverting call system // Elliott George ; Pharis William W. // Stromberg Carlson Co
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 1575603.pdf 1.18 MB Shaun Ewing Mar 02, 1926 00:00
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US-1575603-A // Automatic telephone system // Powell Winfred T. // Stromberg Carlson Telephone
PDF File 2706750.pdf 1.17 MB Shaun Ewing Apr 19, 1955 00:00
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US-2706750-A // Intercept circuit // Pharis William W. // Stromberg Carlson Co
PDF File 1459863.pdf 1.17 MB Shaun Ewing Jun 26, 1923 00:00
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US-1459863-A // Measured-service telephone system // Slough Frank M. // Stromberg Carlson Telephone
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