1862276

Information

• Patent Grant
• 1862276

• References
• Source

• Patent Number

  1,862,276

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1932
  92 years ago

• CPC

  • B61L29/222 - using conductor circuits with separate contacts or conductors

• US Classifications

  • 246 - Railway switches and signals
  • 049 - Movable or removable closures