2794867

Information

• Patent Grant
• 2794867

• References
• Source

• Patent Number

  2,794,867

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1957
  67 years ago

• CPC

  • B60M1/14 - Crossings Points

• US Classifications

  • 191 - Electricity: transmission to vehicles
  • 246 - Railway switches and signals