3850270

Information

• Patent Grant
• 3850270

• References
• Source

• Patent Number

  3,850,270

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • B60M1/135 - composite

• US Classifications

  • 191 - Electricity: transmission to vehicles
  • 238 - Railways: surface track