3046909

Information

• Patent Grant
• 3046909

• References
• Source

• Patent Number

  3,046,909

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1962
  64 years ago

• CPC

  • B61L23/005 - Automatic control or safety means for points for operator-less railway
  • E01B2202/025 - Pure translation

• US Classifications

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