3046394

Information

• Patent Grant
• 3046394

• References
• Source

• Patent Number

  3,046,394

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1962
  62 years ago

• CPC

  • B61L1/161 - characterised by the counting methods
  • B61L1/167 - Circuit details
  • B61L17/00 - Switching systems for classification yards

• US Classifications

  • 246 - Railway switches and signals