3073931

Information

• Patent Grant
• 3073931

• References
• Source

• Patent Number

  3,073,931

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1963
  61 years ago

• CPC

  • H01H33/83 - wherein the contacts are opened by the flow of air or gas

• US Classifications

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