1934458

Information

• Patent Grant
• 1934458

• References
• Source

• Patent Number

  1,934,458

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1933
  91 years ago

• CPC

  • H01H85/047 - Vacuum fuses

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 218 - High-voltage switches with arc preventing or extinguishing devices