2452477

Information

• Patent Grant
• 2452477

• References
• Source

• Patent Number

  2,452,477

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1948
  75 years ago

• CPC

  • H01H33/96 - the arc-extinguishing fluid being liquid

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices