3535510

Information

• Patent Grant
• 3535510

• References
• Source

• Patent Number

  3,535,510

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1970
  54 years ago

• CPC

  • B61L23/166 - using alternating current

• US Classifications

  • 246 - Railway switches and signals
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems