1400681

Information

• Patent Grant
• 1400681

• References
• Source

• Patent Number

  1,400,681

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1921
  103 years ago

• CPC

  • B60L5/10 - Devices preventing the collector from jumping off

• US Classifications

  • 191 - Electricity: transmission to vehicles