2234606

Information

• Patent Grant
• 2234606

• References
• Source

• Patent Number

  2,234,606

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1941
  83 years ago

• CPC

  • B61L29/284 - using rail-contacts, rail microphones, or the like, controlled by the vehicle

• US Classifications

  • 340 - Communications: electrical
  • 246 - Railway switches and signals