Name Size Creator Creation Date Labels Comment  
PDF File 609331.pdf 808 kB Shaun Ewing Aug 16, 1898 00:00
  • No labels
US-609331-A // Telephonic Measured-service System. // William W. Dean, .of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 602174.pdf 386 kB Shaun Ewing Apr 12, 1898 00:00
  • No labels
US-602174-A // Telephone-transmitter. // Herbert E. Shreeve, Of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 596418.pdf 658 kB Shaun Ewing Dec 28, 1897 00:00
  • No labels
US-596418-A // Magneto-electric Signaling Apparatus. // Arthur S. Williams, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 596197.pdf 506 kB Shaun Ewing Dec 28, 1897 00:00
  • No labels
US-596197-A // Electrical Protective Appliance. // Arthur S. Williams, Of Massachusetts // The American Bell Telephone Company, Op Boston, Massachusetts.
PDF File 592972.pdf 348 kB Shaun Ewing Nov 02, 1897 00:00
  • No labels
US-592972-A // Cable-bending Appliance. // Frank E. Leonard, Of Illinois // The American Bell Telephone Company, Of Boston, Massachusetts,
PDF File 590304.pdf 589 kB Shaun Ewing Sept 21, 1897 00:00
  • No labels
US-590304-A // Common-battery Multiple Switchboard. // Henry Middlebeook Crane, Of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 589431.pdf 1.14 MB Shaun Ewing Sept 07, 1897 00:00
  • No labels
US-589431-A // Telephonic Measured-service System. // Hammond V. Hayes, Of And Thomas C. Wales Jr. Of Newton Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 588206.pdf 406 kB Shaun Ewing Aug 17, 1897 00:00
  • No labels
US-588206-A // Protective Appliance for Electrical Apparatus. // Arthur S. Williams, Of Massachusetts // The American Bell Telephone Company, Op Boston, Massachusetts.
PDF File 587467.pdf 703 kB Shaun Ewing Aug 03, 1897 00:00
  • No labels
US-587467-A // Telephone Central-station S.ignaling-circuit. // Geoege K. Thompson, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 587226.pdf 691 kB Shaun Ewing Jul 27, 1897 00:00
  • No labels
US-587226-A // Telephone Trunk-circuit. // Joseph J. Oconnell, Of Illinois // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 586888.pdf 1005 kB Shaun Ewing Jul 20, 1897 00:00
  • No labels
US-586888-A // Telephone Signaling Relay and Circuit. // Arthur S. Williams, Of Massachusetts // The American Bell Telephone Company, Op Boston, Massachusetts.
PDF File 586685.pdf 992 kB Shaun Ewing Jul 20, 1897 00:00
  • No labels
US-586685-A // Telephone-switchboard. // Hammond V. Hayes, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 585185.pdf 400 kB Shaun Ewing Jun 29, 1897 00:00
  • No labels
US-585185-A // Earth Conductor or Ground-wire Attachment. // Henry Middlebeook Crane, Of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 580166.pdf 275 kB Shaun Ewing Apr 06, 1897 00:00
  • No labels
US-580166-A // Telephone-circuit. // .john S. Stone, Of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 578275.pdf 765 kB Shaun Ewing Mar 02, 1897 00:00
  • No labels
US-578275-A // Electric Circuit. // John S. Stone, Of Massachusetts // The American Bell Telephone Company, Of Same Place.
PDF File 577214.pdf 558 kB Shaun Ewing Feb 16, 1897 00:00
  • No labels
US-577214-A // Resonant Electric Circuit. // John S. Stone, Of Massachusetts // The American Bell Teleppione Company, Of Same Place.
PDF File 576472.pdf 752 kB Shaun Ewing Feb 02, 1897 00:00
  • No labels
US-576472-A // Telephone Signal-transmitter. // Ernest C. Robes, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 575653.pdf 494 kB Shaun Ewing Jan 19, 1897 00:00
  • No labels
US-575653-A // Electrical Condenser. // John C. Lee, Of William R. Westcott Of Cambridge And Ernest C. Robes Of Medford Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 575394.pdf 593 kB Shaun Ewing Jan 19, 1897 00:00
  • No labels
US-575394-A // Magneto-telephone. // Stephen D. Field, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts.
PDF File 573117.pdf 439 kB Shaun Ewing Dec 15, 1896 00:00
  • No labels
US-573117-A // Telephone-circuit Line-signal. // Thomas C. Wales, Jr. And Chester H. Arnold Of Boston Massachusetts // The American Bell Telephone Company, Of Same Place.
  1. Prev
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 13
  13. Next