2287250

Information

• Patent Grant
• 2287250

• References
• Source

• Patent Number

  2,287,250

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1942
  82 years ago

• CPC

  • H02B11/18 - with isolation by vertical withdrawal

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 200 - Electricity: circuit makers and breakers