Name Size Creator Creation Date Labels Comment  
PDF File 2259523.pdf 594 kB Shaun Ewing Oct 21, 1941 00:00
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US-2259523-A // Printing telegraph repeater // Hiltz George S. // Western Union Telegraph Co
PDF File 2259517.pdf 657 kB Shaun Ewing Oct 21, 1941 00:00
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US-2259517-A // Tape accumulator // Jr. Adam Drenkard, // Western Union Telegraph Co
PDF File 2259086.pdf 760 kB Shaun Ewing Oct 14, 1941 00:00
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US-2259086-A // Switchboard plug and jack structure // Schmid Joseph // Western Union Telegraph Co
PDF File 2257828.pdf 1.02 MB Shaun Ewing Oct 07, 1941 00:00
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US-2257828-A // Multitape telegraph receiver // Wheeler Evan R. ; Dirkes Robert F. ; Kimball Vernon R. // Western Union Telegraph Co
PDF File 2257191.pdf 669 kB Shaun Ewing Sept 30, 1941 00:00
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US-2257191-A // Tape puller for projectors // Roberts George I. ; Dirkes Robert F. // Western Union Telegraph Co
PDF File 2255869.pdf 2.17 MB Shaun Ewing Sept 16, 1941 00:00
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US-2255869-A // System and apparatus for facsimile telegraphy // Ridings Garvice H. ; Wise Raleigh J. // Western Union Telegraph Co
PDF File 2255868.pdf 3.15 MB Shaun Ewing Sept 16, 1941 00:00
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US-2255868-A // System and apparatus for facsimile telegraphy // Wise Raleigh J. ; Ridings Garvice H. ; O'Brien Frederic L. ; D'Humy Fernand E. // Western Union Telegraph Co
PDF File 2254814.pdf 2.45 MB Shaun Ewing Sept 02, 1941 00:00
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US-2254814-A // Telegraph signal storage apparatus // Angel Herbert ; Robinson James W. // Western Union Telegraph Co
PDF File 2253459.pdf 1010 kB Shaun Ewing Aug 19, 1941 00:00
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US-2253459-A // Friction clutch // Davis Max U. // Western Union Telegraph Co
PDF File 2253187.pdf 468 kB Shaun Ewing Aug 19, 1941 00:00
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US-2253187-A // Testing gas for the detection of carbon monoxide // Mample Adolph Z. // Western Union Telegraph Co
PDF File 2252853.pdf 337 kB Shaun Ewing Aug 19, 1941 00:00
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US-2252853-A // Web controlled signal // Hoover Ray // Western Union Telegraph Co
PDF File 2252852.pdf 1.74 MB Shaun Ewing Aug 19, 1941 00:00
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US-2252852-A // Telegraph perforator // Hoover Ray // Western Union Telegraph Co
PDF File 2252761.pdf 561 kB Shaun Ewing Aug 19, 1941 00:00
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US-2252761-A // Relay // Estes Phillip H. // Western Union Telegraph Co
PDF File 2252232.pdf 1.07 MB Shaun Ewing Aug 12, 1941 00:00
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US-2252232-A // Telegraph selector mechanism // Noxon Paul A. ; Rothermel Samuel W. ; Maus Frank J. ; Sortore Emerson J. // Western Union Telegraph Co
PDF File 2252060.pdf 1.56 MB Shaun Ewing Aug 12, 1941 00:00
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US-2252060-A // Signal storing device // Casper Louis // Western Union Telegraph Co
PDF File 2251742.pdf 606 kB Shaun Ewing Aug 05, 1941 00:00
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US-2251742-A // Means for recording signals electrically // Kline Bernard L. // Western Union Telegraph Co
PDF File 2250730.pdf 333 kB Shaun Ewing Jul 29, 1941 00:00
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US-2250730-A // Electrical reproducing apparatus // Stewart Louis G. ; Wise Raleigh J. // Western Union Telegraph Co
PDF File 2250717.pdf 1.11 MB Shaun Ewing Jul 29, 1941 00:00
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US-2250717-A // Telegraph apparatus // Long James W. ; Roberts George I. // Western Union Telegraph Co
PDF File 2248887.pdf 1.79 MB Shaun Ewing Jul 08, 1941 00:00
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US-2248887-A // Submarine cable picture transmission system // Milnor Joseph W. ; Cannon William D. ; Taylor Roland C. ; Randall Gerald A. // Western Union Telegraph Co
PDF File 2248857.pdf 485 kB Shaun Ewing Jul 08, 1941 00:00
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US-2248857-A // Automatic bias corrector // Erickson George L. ; Boughtwood John E. // Western Union Telegraph Co
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