Name Size Creator Creation Date Labels Comment  
PDF File 1043314.pdf 1.60 MB Shaun Ewing Nov 05, 1912 00:00
  • No labels
US-1043314-A // Telephone system. // Charles L. Goodrum // Stromberg Carlson Telephone
PDF File 1044747.pdf 931 kB Shaun Ewing Nov 19, 1912 00:00
  • No labels
US-1044747-A // Telephone system. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 1044748.pdf 1.31 MB Shaun Ewing Nov 19, 1912 00:00
  • No labels
US-1044748-A // Telephone system. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 1045546.pdf 941 kB Shaun Ewing Nov 26, 1912 00:00
  • No labels
US-1045546-A // Central-energy telephone system. // Charles Lane Goodrum // Stromberg Carlson Telephone
PDF File 1050532.pdf 398 kB Shaun Ewing Jan 14, 1913 00:00
  • No labels
US-1050532-A // Party-line telephone system. // Bernard C. Groh // Stromberg Carlson Telephone
PDF File 1088870.pdf 274 kB Shaun Ewing Mar 03, 1914 00:00
  • No labels
US-1088870-A // Relay. // Jules A. Birsfield // Stromberg Carlson Telephone
PDF File 1088878.pdf 147 kB Shaun Ewing Mar 03, 1914 00:00
  • No labels
US-1088878-A // Electromagnetic device. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 1088879.pdf 721 kB Shaun Ewing Mar 03, 1914 00:00
  • No labels
US-1088879-A // Telephone system. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 1100116.pdf 478 kB Shaun Ewing Jun 16, 1914 00:00
  • No labels
US-1100116-A // Testing system for telephone party-lines. // Clifford C. Bradbury // Stromberg Carlson Telephone
PDF File 1100749.pdf 1.15 MB Shaun Ewing Jun 23, 1914 00:00
  • No labels
US-1100749-A // Manual-call-distributing system. // John H. Levis, Jr. // Stromberg Carlson Telephone
PDF File 1108166.pdf 294 kB Shaun Ewing Aug 25, 1914 00:00
  • No labels
US-1108166-A // Moisture-proof telephone set. // Charles E. Hague // Stromberg Carlson Telephone
PDF File 1151497.pdf 277 kB Shaun Ewing Aug 24, 1915 00:00
  • No labels
US-1151497-A // Mounting for relays or the like. // Eugene A. Reinke // Stromberg Carlson Telephone
PDF File 1154075.pdf 750 kB Shaun Ewing Sept 21, 1915 00:00
  • No labels
US-1154075-A // Telephone system. // John A. Taggart // Stromberg Carlson Telephone
PDF File 1159359.pdf 310 kB Shaun Ewing Nov 09, 1915 00:00
  • No labels
US-1159359-A // Magneto hand-generator. // Henry P. Clausen // Stromberg Carlson Telephone
PDF File 1160758.pdf 257 kB Shaun Ewing Nov 16, 1915 00:00
  • No labels
US-1160758-A // Catch. // Eugene A. Reinke // Stromberg Carlson Telephone
PDF File 1165728.pdf 817 kB Shaun Ewing Dec 28, 1915 00:00
  • No labels
US-1165728-A // Telephone trunking system. // John A. Taggart // Stromberg Carlson Telephone
PDF File 1170670.pdf 385 kB Shaun Ewing Feb 08, 1916 00:00
  • No labels
US-1170670-A // Electromagnetic relay. // Eugene A. Reinke // Stromberg Carlson Telephone
PDF File 1199317.pdf 1.06 MB Shaun Ewing Sept 26, 1916 00:00
  • No labels
US-1199317-A // Semi-automatic trunking system. // John A. Taggart // Stromberg Carlson Telephone
PDF File 1201797.pdf 714 kB Shaun Ewing Oct 17, 1916 00:00
  • No labels
US-1201797-A // Telephone system. // Sidney A. Beyland // Stromberg Carlson Telephone
PDF File 1210499.pdf 487 kB Shaun Ewing Jan 02, 1917 00:00
  • No labels
US-1210499-A // Telephone system. // John H. Levis, Jr. // Stromberg Carlson Telephone
  1. Prev
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 47
  11. Next