3253254

Information

• Patent Grant
• 3253254

• References
• Source

• Patent Number

  3,253,254

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1966
  58 years ago

• CPC

  • B61L1/14 - Devices for indicating the passing of the end of the vehicle or vehicle train

• US Classifications

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