Name Size Creator Creation Date Labels Comment  
PDF File 2731517.pdf 1.60 MB Shaun Ewing Jan 17, 1956 00:00
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US-2731517-A // Preset call transmitter // Jeanne Armand L. ; Keller Arthur C. ; White Samuel D. // Bell Telephone Labor Inc
PDF File 2730617.pdf 1.68 MB Shaun Ewing Jan 10, 1956 00:00
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US-2730617-A // Timing circuit // Marmont George H. ; Oliver Bernard M. // Bell Telephone Labor Inc
PDF File 2730579.pdf 1.07 MB Shaun Ewing Jan 10, 1956 00:00
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US-2730579-A // Order wire and alarm circuits for carrier systems // Case Robert L. ; Jordan Homer G. ; Kleist Myron R. // Bell Telephone Labor Inc
PDF File 2730647.pdf 1011 kB Shaun Ewing Jan 10, 1956 00:00
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US-2730647-A // Microwave amplifier // Pierce John R. // Bell Telephone Labor Inc
PDF File 2730576.pdf 456 kB Shaun Ewing Jan 10, 1956 00:00
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US-2730576-A // Miniaturized transistor amplifier circuit // Caruthers Robert S. // Bell Telephone Labor Inc
PDF File 2730470.pdf 447 kB Shaun Ewing Jan 10, 1956 00:00
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US-2730470-A // Method of making semi-conductor crystals // Shockley William // Bell Telephone Labor Inc
PDF File 2730680.pdf 447 kB Shaun Ewing Jan 10, 1956 00:00
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US-2730680-A // Wave transmission network using transistor // Bangert John T. // Bell Telephone Labor Inc
PDF File 2730069.pdf 399 kB Shaun Ewing Jan 10, 1956 00:00
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US-2730069-A // Wire coating apparatus // Sauer Harold A. // Bell Telephone Labor Inc
PDF File 2729753.pdf 670 kB Shaun Ewing Jan 03, 1956 00:00
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US-2729753-A // Electrical circuits employing spark gaps // Ketchledge Raymond W. // Bell Telephone Labor Inc
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