Name Size Creator Creation Date Labels Comment  
PDF File 2345317.pdf 1.64 MB Shaun Ewing Mar 28, 1944 00:00
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US-2345317-A // Satellite telegraph switching system // Bailey Rand S. // Bell Telephone Labor Inc
PDF File 2345316.pdf 2.31 MB Shaun Ewing Mar 28, 1944 00:00
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US-2345316-A // Through and inward telegraph exchange system // Bailey Rand S. // Bell Telephone Labor Inc
PDF File 2345115.pdf 824 kB Shaun Ewing Mar 28, 1944 00:00
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US-2345115-A // Wave transmission system // Hall Nathan I. // Bell Telephone Labor Inc
PDF File 2345066.pdf 800 kB Shaun Ewing Mar 28, 1944 00:00
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US-2345066-A // Gain control system // Nylund Harry W. // Bell Telephone Labor Inc
PDF File 2345048.pdf 4.05 MB Shaun Ewing Mar 28, 1944 00:00
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US-2345048-A // Communication system // Hubbard Francis A. ; Matthies William H. ; Myers Oscar // Bell Telephone Labor Inc
PDF File 2345040.pdf 805 kB Shaun Ewing Mar 28, 1944 00:00
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US-2345040-A // Coin signaling device // Dowey Thomas L. ; Lovell Clarence A. // Bell Telephone Labor Inc
PDF File 2344792.pdf 1.88 MB Shaun Ewing Mar 21, 1944 00:00
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US-2344792-A // Motor control mechanism for printing telegraph apparatus // Swezey Burdette S. // Bell Telephone Labor Inc
PDF File 2344633.pdf 310 kB Shaun Ewing Mar 21, 1944 00:00
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US-2344633-A // Impulse repeater // Pfleger Kenneth W. // Bell Telephone Labor Inc
PDF File 2344612.pdf 1.22 MB Shaun Ewing Mar 21, 1944 00:00
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US-2344612-A // Electric signaling // Hartley Ralph V. L. // Bell Telephone Labor Inc
PDF File 2344454.pdf 539 kB Shaun Ewing Mar 14, 1944 00:00
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US-2344454-A // Training device // Plotner Loyd D. // Bell Telephone Labor Inc
PDF File 2344316.pdf 2.22 MB Shaun Ewing Mar 14, 1944 00:00
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US-2344316-A // Testing system // Mckim Burton // Bell Telephone Labor Inc
PDF File 2344298.pdf 290 kB Shaun Ewing Mar 14, 1944 00:00
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US-2344298-A // Resistor device // Green Charles B. // Bell Telephone Labor Inc
PDF File 2344012.pdf 803 kB Shaun Ewing Mar 14, 1944 00:00
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US-2344012-A // Amplitude range control in signal transmission systems // Wright Sumner B. // Bell Telephone Labor Inc
PDF File 2343988.pdf 931 kB Shaun Ewing Mar 14, 1944 00:00
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US-2343988-A // Cathode ray intensity control circuit // Jr. John J. Mahoney, // Bell Telephone Labor Inc
PDF File 2343753.pdf 521 kB Shaun Ewing Mar 07, 1944 00:00
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US-2343753-A // Receiving circuit for telegraph signaling systems // Davey James R. // Bell Telephone Labor Inc
PDF File 2343634.pdf 1.05 MB Shaun Ewing Mar 07, 1944 00:00
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US-2343634-A // Noise reduction signaling system // Jr. Millard W. Baldwin, // Bell Telephone Labor Inc
PDF File 2343568.pdf 1.35 MB Shaun Ewing Mar 07, 1944 00:00
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US-2343568-A // Electro-optical signaling // Jr. Laurence W. Morrison, // Bell Telephone Labor Inc
PDF File 2343539.pdf 1.58 MB Shaun Ewing Mar 07, 1944 00:00
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US-2343539-A // Stabilized oscillator // Edson William A. // Bell Telephone Labor Inc
PDF File 2343516.pdf 505 kB Shaun Ewing Mar 07, 1944 00:00
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US-2343516-A // Signaling system // Atkins George E. // Bell Telephone Labor Inc
PDF File 2343100.pdf 445 kB Shaun Ewing Feb 29, 1944 00:00
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US-2343100-A // Panel selector contact shoe // Jr. Charles L. Van Inwagen, // Bell Telephone Labor Inc
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