Name Size Creator Creation Date Labels Comment  
PDF File 2541936.pdf 2.65 MB Shaun Ewing Feb 13, 1951 00:00
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US-2541936-A // Register-sender for automatic telephone systems // Powell Winfred T. // Stromberg Carlson Co
PDF File 2541918.pdf 427 kB Shaun Ewing Feb 13, 1951 00:00
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US-2541918-A // Unidirectional power supply // Mers Edward F. De // Stromberg Carlson Co
PDF File 2541917.pdf 488 kB Shaun Ewing Feb 13, 1951 00:00
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US-2541917-A // Band switching arrangement // Mers Edward F. De // Stromberg Carlson Co
PDF File 2536829.pdf 371 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536829-A // Switching device having "hold" key // Almelo Fred K. Van // Stromberg Carlson Co
PDF File 2536825.pdf 1.00 MB Shaun Ewing Jan 02, 1951 00:00
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US-2536825-A // Multiplex telephony // Stewart James R. // Stromberg Carlson Co
PDF File 2536822.pdf 311 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536822-A // Saw-tooth multivibrator circuit // Slaymaker Frank H. ; Meeker Willard F. // Stromberg Carlson Co
PDF File 2536816.pdf 383 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536816-A // Pulse generator // Krumhansl James A. ; Miller Glenn H. // Stromberg Carlson Co
PDF File 2536810.pdf 874 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536810-A // Method and apparatus for improving the low-frequency response in magnetic recording and reproducing units // Holmes Lynn C. ; Clark Donald L. // Stromberg Carlson Co
PDF File 2536804.pdf 648 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536804-A // Delayed pulse circuit arrangement // Goldberg Harold ; Miller Glenn H. // Stromberg Carlson Co
PDF File 2536803.pdf 457 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536803-A // Motion transmitting means // Gleason Howard S. // Stromberg Carlson Co
PDF File 2536800.pdf 841 kB Shaun Ewing Jan 02, 1951 00:00
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US-2536800-A // Electronic carillon // Dodd Francis L. // Stromberg Carlson Co
PDF File 2523254.pdf 356 kB Shaun Ewing Sept 19, 1950 00:00
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US-2523254-A // Directional coupler // Talpey Richard G. // Stromberg Carlson Co
PDF File 2516645.pdf 1.93 MB Shaun Ewing Jul 25, 1950 00:00
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US-2516645-A // All-relay automatic and manual telephone system having butt-in and alarm features // Powell Winfred T. // Stromberg Carlson Co
PDF File 2514344.pdf 806 kB Shaun Ewing Jul 04, 1950 00:00
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US-2514344-A // Adjustable acoustic impedance // Slaymaker Frank H. ; Meeker Willard F. // Stromberg Carlson Co
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 2513722.pdf 446 kB Shaun Ewing Jul 04, 1950 00:00
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US-2513722-A // Periodic wave generator // Jr. Leslie M. Harris, // Stromberg Carlson Co
PDF File 2513049.pdf 1.48 MB Shaun Ewing Jun 27, 1950 00:00
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US-2513049-A // Automatic combined coder and timed release telephone system // Powell Winfred T. // Stromberg Carlson Co
PDF File 2513048.pdf 1.17 MB Shaun Ewing Jun 27, 1950 00:00
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US-2513048-A // All relay telephone selector switch // Powell Winfred T. // Stromberg Carlson Co
PDF File 2512984.pdf 387 kB Shaun Ewing Jun 27, 1950 00:00
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US-2512984-A // Secondary emission tube ring circuit // Trousdale Robert B. // Stromberg Carlson Co
PDF File 2512942.pdf 884 kB Shaun Ewing Jun 27, 1950 00:00
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US-2512942-A // All relay telephone selector // Jones Roy W. // Stromberg Carlson Co
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