1812754

Information

• Patent Grant
• 1812754

• References
• Source

• Patent Number

  1,812,754

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1931
  93 years ago

• CPC

  • H01H3/262 - using a centrifugal mechanism

• US Classifications

  • 318 - Electricity: motive power systems