Name Size Creator Creation Date Labels Comment  
PDF File 1114904.pdf 1.66 MB Shaun Ewing Oct 27, 1914 00:00
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US-1114904-A // Printer for printing-telegraph systems. // Donald Murray // Western Union Telegraph Co
PDF File 1092982.pdf 592 kB Shaun Ewing Apr 14, 1914 00:00
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US-1092982-A // Pneumatic transmission system. // Fernand E. D'Humy // Western Union Telegraph Co
PDF File 1090907.pdf 527 kB Shaun Ewing Mar 24, 1914 00:00
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US-1090907-A // Pneumatic-despatch-tube system. // Fernand E. D'Humy // Western Union Telegraph Co
PDF File 1048639.pdf 867 kB Shaun Ewing Dec 31, 1912 00:00
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US-1048639-A // Telegraph system. // William E. Athearn // Western Union Telegraph Co
PDF File 942815.pdf 429 kB Shaun Ewing Dec 07, 1909 00:00
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US-942815-A // Relay. // Stephen D. Field // Western Union Telegraph Co
PDF File 942814.pdf 795 kB Shaun Ewing Dec 07, 1909 00:00
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US-942814-A // Multiplex telegraph. // Stephen D. Field // Western Union Telegraph Co
PDF File 886338.pdf 1001 kB Shaun Ewing May 05, 1908 00:00
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US-886338-A // Printing-telegraph. // John C. Barclay // Western Union Telegraph Co
PDF File 867900.pdf 998 kB Shaun Ewing Oct 08, 1907 00:00
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US-867900-A // Telegraph-transmitter. // John C. Barclay // Western Union Telegraph Co
PDF File 811996.pdf 263 kB Shaun Ewing Feb 06, 1906 00:00
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US-811996-A // Relay. // John C. Barclay // Western Union Telegraph Co
PDF File 811995.pdf 982 kB Shaun Ewing Feb 06, 1906 00:00
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US-811995-A // Printing mechanism. // John C. Barclay // Western Union Telegraph Co
PDF File 811994.pdf 2.10 MB Shaun Ewing Feb 06, 1906 00:00
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US-811994-A // Telegraph-transmitter. // John C. Barclay // Western Union Telegraph Co
PDF File 726566.pdf 1.60 MB Shaun Ewing Apr 28, 1903 00:00
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US-726566-A // Printing-telegraph system. // William Pitt Phelps // Western Union Telegraph Co
PDF File 634198.pdf 189 kB Shaun Ewing Oct 03, 1899 00:00
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US-634198-A // Method of and means for preventing electric sparking. // Charles L. Buckingham ; Emil Germann // Western Union Telegraph Co
PDF File 583418.pdf 684 kB Shaun Ewing May 25, 1897 00:00
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US-583418-A // Telegraphy // Oliver R. Roberson, Op New Jersey // Western Union Telegraph Co, Op New York.
PDF File 561547.pdf 537 kB Shaun Ewing Jun 02, 1896 00:00
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US-561547-A // freir // Samuel P. Freir, Op New Jersey // Western Union Telegraph Co, Op New York, N. Y.
PDF File 537644.pdf 224 kB Shaun Ewing Apr 16, 1895 00:00
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US-537644-A // Robert h // Robert Ii. Morris, Of New Jersey // Western Union Telegraph Co, Of New York, N. Y.
PDF File 529630.pdf 1015 kB Shaun Ewing Nov 20, 1894 00:00
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US-529630-A // Printing -telegraph // George Augustus Scott, Of England Assignor By Direct And Mesne // Western Union Telegraph Co, Of New York.
PDF File 512872.pdf 838 kB Shaun Ewing Jan 16, 1894 00:00
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US-512872-A // edison // Thomas A. Edison, Of New Jersey // Western Union Telegraph Co, Of New York, N. Y.
PDF File 499911.pdf 280 kB Shaun Ewing Jun 20, 1893 00:00
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US-499911-A // Thomas t // Thomas T. Eckert, Of N. Y. And George B. Scott Of Lakewood New Jersey // Western Union Telegraph Co, Of New York, N.
PDF File 499811.pdf 718 kB Shaun Ewing Jun 20, 1893 00:00
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US-499811-A // wicks // Pierson J. Wicks, Of // Western Union Telegraph Co, Of New York, N. Y.
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