1873388

Information

• Patent Grant
• 1873388

• References
• Source

• Patent Number

  1,873,388

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1932
  92 years ago

• CPC

  • H01H33/7092 - characterised by several arcing chambers in series

• US Classifications

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