1794083

Information

• Patent Grant
• 1794083

• References
• Source

• Patent Number

  1,794,083

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1931
  94 years ago

• CPC

  • E21F17/04 - Distributing means for power supply in mines

• US Classifications

  • 105 - Railway rolling stock