3021409

Information

• Patent Grant
• 3021409

• References
• Source

• Patent Number

  3,021,409

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1962
  63 years ago

• CPC

  • H01T1/10 - with extinguishing fluid evolved from solid material by heat of arc
  • H01H33/765 - the gas-evolving material being incorporated in the contact material

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 174 - Electricity: conductors and insulators
  • 423 - Chemistry of inorganic compounds