1756656

Information

• Patent Grant
• 1756656

• References
• Source

• Patent Number

  1,756,656

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1930
  95 years ago

• CPC

  • H01H73/42 - reset by rotatable knob or wheel

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 346 - Recorders