Name Size Creator Creation Date Labels Comment  
PDF File 2283558.pdf 399 kB Shaun Ewing May 19, 1942 00:00
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US-2283558-A // Electrically conductive paper and method of producing the same // Kline Bernard L. // Western Union Telegraph Co
PDF File 1960577.pdf 398 kB Shaun Ewing May 29, 1934 00:00
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US-1960577-A // Projecting system // Dirkes Robert F. // Western Union Telegraph Co
PDF File 2030812.pdf 398 kB Shaun Ewing Feb 11, 1936 00:00
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US-2030812-A // Projection system // Dirkes Robert F. ; Steeneck Robert // Western Union Telegraph Co
PDF File 2136910.pdf 398 kB Shaun Ewing Nov 15, 1938 00:00
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US-2136910-A // Submarine cable receiving system // Wilder Harold F. // Western Union Telegraph Co
PDF File 253154.pdf 397 kB Shaun Ewing Jan 31, 1882 00:00
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US-253154-A // buckingham // Chaeles L. Buckingham, Of New Jersey // The Westeen Union Telegeaph Company, Op New Yoek, N. Y.
PDF File 1749738.pdf 395 kB Shaun Ewing Mar 04, 1930 00:00
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US-1749738-A // Automatic stroke-corrector circuit // Finn Alfred J. ; Myer Percy L. // Western Union Telegraph Co
PDF File 1946907.pdf 394 kB Shaun Ewing Feb 13, 1934 00:00
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US-1946907-A // System for repeating or relaying telegraph signals // Haglund Hakon H. ; Morgenstern Ronald V. // Western Union Telegraph Co
PDF File 1999771.pdf 393 kB Shaun Ewing Apr 30, 1935 00:00
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US-1999771-A // Apparatus for testing integrity of lead sheathed cables // Mample Adolph Z. // Western Union Telegraph Co
PDF File 2053025.pdf 393 kB Shaun Ewing Sept 01, 1936 00:00
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US-2053025-A // Synchronizing system // Erickson George L. ; Teter Paul E. // Western Union Telegraph Co
PDF File 319578.pdf 392 kB Shaun Ewing Jun 09, 1885 00:00
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US-319578-A // Gboege a // Gboege A. Hamilton, Op N. Y. // The Westebn Union Telegeaph Company, Op Same Place.
PDF File 258367.pdf 391 kB Shaun Ewing May 23, 1882 00:00
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US-258367-A // Charles l // Charles L. Buckingham, Of New Jeesey // Western Union Telegraph Co, Of New York, N. Y.
PDF File 1860343.pdf 390 kB Shaun Ewing May 24, 1932 00:00
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US-1860343-A // Multiple turret simplex printer concentration circuit // Light George G. // Western Union Telegraph Co
PDF File 1416594.pdf 389 kB Shaun Ewing May 16, 1922 00:00
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US-1416594-A // Call-box transmitter // Atherton Albert // Western Union Telegraph Co
PDF File 1545427.pdf 389 kB Shaun Ewing Jul 07, 1925 00:00
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US-1545427-A // Preservation of poles, posts, and the like // Howe Paul J. ; Leedom Randolph // Western Union Telegraph Co
PDF File 2117246.pdf 386 kB Shaun Ewing May 10, 1938 00:00
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US-2117246-A // Electron discharge device // Haglund Hakon H. // Western Union Telegraph Co
PDF File 1834841.pdf 386 kB Shaun Ewing Dec 01, 1931 00:00
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US-1834841-A // Means for taking outgoing printed records // Hoover Ray ; Dirkes Robert F. // Western Union Telegraph Co
PDF File 236321.pdf 386 kB Shaun Ewing Jan 04, 1881 00:00
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US-236321-A // Joseph e // Joseph E. Fenn, Of N. J. // Western Union Telegraph Co, Of New York, N. Y.
PDF File 2154378.pdf 385 kB Shaun Ewing Apr 11, 1939 00:00
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US-2154378-A // Start-stop tube oscillator // Eller Keith B. ; Holborn Frederick // Western Union Telegraph Co
PDF File 2302895.pdf 385 kB Shaun Ewing Nov 24, 1942 00:00
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US-2302895-A // Control circuit for driving forks // Root Leland B. // Western Union Telegraph Co
PDF File 1971148.pdf 384 kB Shaun Ewing Aug 21, 1934 00:00
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US-1971148-A // Signal distortion indicator for start-stop telegraph systems // Wise Raleigh J. // Western Union Telegraph Co
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