Name Size Creator Creation Date Labels Comment  
PDF File 2715157.pdf 1.36 MB Shaun Ewing Aug 09, 1955 00:00
  • No labels
US-2715157-A // Telegraph signal bias and distortion meter // Cannon William D. // Western Union Telegraph Co
PDF File 2700701.pdf 2.74 MB Shaun Ewing Jan 25, 1955 00:00
  • No labels
US-2700701-A // Facsimile receiving apparatus // Deibert Clarence R. ; Turner Frank T. ; Snider Robert H. // Western Union Telegraph Co
PDF File 2695925.pdf 1.49 MB Shaun Ewing Nov 30, 1954 00:00
  • No labels
US-2695925-A // High-speed facsimile transmitter // Pollard Leon G. // Western Union Telegraph Co
PDF File 2690474.pdf 1.89 MB Shaun Ewing Sept 28, 1954 00:00
  • No labels
US-2690474-A // Time and date transmitter // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co
PDF File 2689273.pdf 1.89 MB Shaun Ewing Sept 14, 1954 00:00
  • No labels
US-2689273-A // Two-way facsimile telegraph system // Ridings Garvice H. ; Wise Raleigh J. ; Worthen George B. // Western Union Telegraph Co
PDF File 2687935.pdf 1.34 MB Shaun Ewing Aug 31, 1954 00:00
  • No labels
US-2687935-A // Signal amplifying system for electrically actuated recording devices // Cannon William D. // Western Union Telegraph Co
PDF File 2687471.pdf 1.12 MB Shaun Ewing Aug 24, 1954 00:00
  • No labels
US-2687471-A // Concentrated arc discharge device // Buckingham William D. // Western Union Telegraph Co
PDF File 2683188.pdf 1.12 MB Shaun Ewing Jul 06, 1954 00:00
  • No labels
US-2683188-A // Repeater switching apparatus // Cannon William D. ; Newell Earl L. ; Cramer Clifford H. // Western Union Telegraph Co
PDF File 2683186.pdf 1.84 MB Shaun Ewing Jul 06, 1954 00:00
  • No labels
US-2683186-A // Facsimile recording apparatus // Jr. Charles Jelinek, // Western Union Telegraph Co
PDF File 2681309.pdf 1.15 MB Shaun Ewing Jun 15, 1954 00:00
  • No labels
US-2681309-A // Electrosensitive recording blank // Kline Bernard L. // Western Union Telegraph Co
PDF File 2678589.pdf 3.40 MB Shaun Ewing May 18, 1954 00:00
  • No labels
US-2678589-A // Automatic message sealing machine // Pollard Leon G. ; Ridge Guy H. ; Johanson George // Western Union Telegraph Co
PDF File 2677028.pdf 687 kB Shaun Ewing Apr 27, 1954 00:00
  • No labels
US-2677028-A // Polar relay // Cannon William D. ; Rystedt Theede // Western Union Telegraph Co
PDF File 2675489.pdf 787 kB Shaun Ewing Apr 13, 1954 00:00
  • No labels
US-2675489-A // Facsimile signal inverter // Wise Raleigh J. ; Ridings Garvice H. // Western Union Telegraph Co
PDF File 2673235.pdf 1.19 MB Shaun Ewing Mar 23, 1954 00:00
  • No labels
US-2673235-A // Telegraph message allotting system // Light George G. ; Currie Frank L. // Western Union Telegraph Co
PDF File 2672517.pdf 1.45 MB Shaun Ewing Mar 16, 1954 00:00
  • No labels
US-2672517-A // Pulse modulation phasing // Boughtwood John E. // Western Union Telegraph Co
PDF File 2672504.pdf 1.37 MB Shaun Ewing Mar 16, 1954 00:00
  • No labels
US-2672504-A // Facsimile receiver // Grimes Edgar S. // Western Union Telegraph Co
PDF File 2672503.pdf 6.63 MB Shaun Ewing Mar 16, 1954 00:00
  • No labels
US-2672503-A // System and apparatus for facsimile telegraph transmission and recording // Hallden Frederick G. ; Ridings Garvice H. ; Zabriskie Douglas M. ; Parrott Robert D. // Western Union Telegraph Co
PDF File 2663759.pdf 1.86 MB Shaun Ewing Dec 22, 1953 00:00
  • No labels
US-2663759-A // Regulated power supply // Wells Philip H. ; Steinmetz Alfred A. ; Cannon William D. // Western Union Telegraph Co
PDF File 2662196.pdf 1.04 MB Shaun Ewing Dec 08, 1953 00:00
  • No labels
US-2662196-A // Concentrated arc lamp // Buckingham William D. // Western Union Telegraph Co
PDF File 2658945.pdf 1.40 MB Shaun Ewing Nov 10, 1953 00:00
  • No labels
US-2658945-A // Repeater switching system // Bramhall Fay B. ; Newell Earl L. ; Wells Philip H. ; Cramer Clifford H. // Western Union Telegraph Co
  1. Prev
  2. 1
  3. 4
  4. 5
  5. 6
  6. 7
  7. 8
  8. 9
  9. 10
  10. 11
  11. 12
  12. 13
  13. Next