Name Size Creator Creation Date Labels Comment  
PDF File 2248852.pdf 304 kB Shaun Ewing Jul 08, 1941 00:00
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US-2248852-A // Phase inverter for push-pull amplifiers // Cannon William D. // Western Union Telegraph Co
PDF File 2248243.pdf 1.11 MB Shaun Ewing Jul 08, 1941 00:00
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US-2248243-A // Submarine apparatus // Lawton Chester S. // Western Union Telegraph Co
PDF File 2246588.pdf 477 kB Shaun Ewing Jun 24, 1941 00:00
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US-2246588-A // Bearing structure // Harrall Edwin R. // Western Union Telegraph Co
PDF File 2244482.pdf 651 kB Shaun Ewing Jun 03, 1941 00:00
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US-2244482-A // Compression joint tool // Baxter Donald L. ; Reis John P. // Western Union Telegraph Co
PDF File 2241797.pdf 1002 kB Shaun Ewing May 13, 1941 00:00
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US-2241797-A // Cabinet for telegraph printers // Weidner Victor // Western Union Telegraph Co
PDF File 2241447.pdf 630 kB Shaun Ewing May 13, 1941 00:00
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US-2241447-A // Clock synchronizing device // Demonet Eugene A. // Western Union Telegraph Co
PDF File 2241219.pdf 525 kB Shaun Ewing May 06, 1941 00:00
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US-2241219-A // Roll support for strap conveyers // Plausics Alexander // Western Union Telegraph Co
PDF File 2238072.pdf 2.42 MB Shaun Ewing Apr 15, 1941 00:00
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US-2238072-A // Method and means for locating concealed bodies // Nelson Dale H. ; Buckingham William D. // Western Union Telegraph Co
PDF File 2233347.pdf 2.79 MB Shaun Ewing Feb 25, 1941 00:00
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US-2233347-A // Multichannel signaling system // Pierson Oscar E. ; Adams Myron D. // Western Union Telegraph Co
PDF File 2233346.pdf 1.15 MB Shaun Ewing Feb 25, 1941 00:00
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US-2233346-A // Telegraph system // Jr. Philo Holcomb, // Western Union Telegraph Co
PDF File 2231215.pdf 3.41 MB Shaun Ewing Feb 11, 1941 00:00
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US-2231215-A // Telegraph printer // Noxon Paul A. ; Rothermel Samuel W. ; Maus Frank J. ; Sortore Emerson J. // Western Union Telegraph Co
PDF File 2229091.pdf 803 kB Shaun Ewing Jan 21, 1941 00:00
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US-2229091-A // Telegraphic transmission of intelligence // Kline Bernard L. // Western Union Telegraph Co
PDF File 2227121.pdf 1.43 MB Shaun Ewing Dec 31, 1940 00:00
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US-2227121-A // Printing telegraph system // Blanton William B. // Western Union Telegraph Co
PDF File 2225247.pdf 374 kB Shaun Ewing Dec 17, 1940 00:00
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US-2225247-A // Method of and apparatus for electrical recording // Kline Bernard L. ; Engler Walter N. // Western Union Telegraph Co
PDF File 2224902.pdf 585 kB Shaun Ewing Dec 17, 1940 00:00
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US-2224902-A // Electrical terminal and switchboard terminal block // Currie Frank Leslie ; Rovere Lewis H. // Western Union Telegraph Co
PDF File 2219262.pdf 439 kB Shaun Ewing Oct 22, 1940 00:00
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US-2219262-A // System for detecting and locating defects in cable sheaths // Mample Adolph Z. ; Dickie Douglas P. // Western Union Telegraph Co
PDF File 2219261.pdf 280 kB Shaun Ewing Oct 22, 1940 00:00
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US-2219261-A // Process of activating the carbon monoxide adsorption property of platinum black powder // Mample Adolph Z. // Western Union Telegraph Co
PDF File 2219250.pdf 448 kB Shaun Ewing Oct 22, 1940 00:00
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US-2219250-A // Electrical apparatus panel structure // Bramhall Fay B. // Western Union Telegraph Co
PDF File 2218497.pdf 937 kB Shaun Ewing Oct 15, 1940 00:00
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US-2218497-A // Electrical insulator // Smith Donald H. ; Wheeler Herbert H. // Western Union Telegraph Co
PDF File 2216772.pdf 586 kB Shaun Ewing Oct 08, 1940 00:00
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US-2216772-A // Telegraph transmitting system // Franklin Lawrence W. // Western Union Telegraph Co
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