Name Size Creator Creation Date Labels Comment  
PDF File 2622957.pdf 723 kB Shaun Ewing Dec 23, 1952 00:00
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US-2622957-A // Facsimile recorder // Wise Raleigh J. // Western Union Telegraph Co
PDF File 2912501.pdf 721 kB Shaun Ewing Nov 10, 1959 00:00
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US-2912501-A // Message paper cutter // Hewitt Ernest W. // Western Union Telegraph Co
PDF File 2794913.pdf 719 kB Shaun Ewing Jun 04, 1957 00:00
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US-2794913-A // Facsimile recording amplifier // Worthen George B. // Western Union Telegraph Co
PDF File 2870439.pdf 719 kB Shaun Ewing Jan 20, 1959 00:00
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US-2870439-A // Microwave energy attenuating wall // Stinehelfer Harold E. // Western Union Telegraph Co
PDF File 2794853.pdf 719 kB Shaun Ewing Jun 04, 1957 00:00
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US-2794853-A // Submarine cable amplifier and wave shaper // Wells Philip H. ; Cramer Clifford H. // Western Union Telegraph Co
PDF File 3522537.pdf 716 kB Shaun Ewing Aug 04, 1970 00:00
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US-3522537-A // Vestigial sideband transmission system having two channels in quadrature // John E. Boughtwood // Western Union Telegraph Co
PDF File 2803792.pdf 708 kB Shaun Ewing Aug 20, 1957 00:00
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US-2803792-A // Motor stabilizer // Turner Frank Thomas // Western Union Telegraph Co
PDF File 2857583.pdf 692 kB Shaun Ewing Oct 21, 1958 00:00
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US-2857583-A // Molded modular terminal block // Markley William F. ; Haifter Merines // Western Union Telegraph Co
PDF File 2677028.pdf 687 kB Shaun Ewing Apr 27, 1954 00:00
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US-2677028-A // Polar relay // Cannon William D. ; Rystedt Theede // Western Union Telegraph Co
PDF File 2766097.pdf 684 kB Shaun Ewing Oct 09, 1956 00:00
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US-2766097-A // Magnetic stylus guide // Zabriskie Douglas M. // Western Union Telegraph Co
PDF File 2908370.pdf 684 kB Shaun Ewing Oct 13, 1959 00:00
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US-2908370-A // Sprocket feed paper synchronizer // Hewitt Ernest W. // Western Union Telegraph Co
PDF File 3355663.pdf 678 kB Shaun Ewing Nov 28, 1967 00:00
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US-3355663-A // Waveguide echo measurement system // Aronoff Ethan // Western Union Telegraph Co
PDF File 3363191.pdf 676 kB Shaun Ewing Jan 09, 1968 00:00
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US-3363191-A // Data transmission amplifier // Boughtwood John E. ; Harris Harold // Western Union Telegraph Co
PDF File 2549196.pdf 667 kB Shaun Ewing Apr 17, 1951 00:00
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US-2549196-A // Typewriter ribbon rejuvenating device // Harris Robert W. // Western Union Telegraph Co
PDF File 3195086.pdf 661 kB Shaun Ewing Jul 13, 1965 00:00
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US-3195086-A // Temperature compensated inductor // Taylor Roland C. // Western Union Telegraph Co
PDF File 2639321.pdf 660 kB Shaun Ewing May 19, 1953 00:00
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US-2639321-A // Facsimile keying circuit // Turner Frank T. // Western Union Telegraph Co
PDF File 2993659.pdf 656 kB Shaun Ewing Jul 25, 1961 00:00
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US-2993659-A // Tape winder // Johnson William V. // Western Union Telegraph Co
PDF File 3436477.pdf 652 kB Shaun Ewing Apr 01, 1969 00:00
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US-3436477-A // Automatic dialer // Robert J. Ghiringhelli // Western Union Telegraph Co
PDF File 2919305.pdf 645 kB Shaun Ewing Dec 29, 1959 00:00
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US-2919305-A // Telautograph system // Ridings Garvice H. // Western Union Telegraph Co
PDF File 2737622.pdf 644 kB Shaun Ewing Mar 06, 1956 00:00
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US-2737622-A // Synchronous power supply apparatus for facsimile systems // Jr. Charles Jelinek, ; Steinmetz Alfred A. // Western Union Telegraph Co
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