1898901

Information

• Patent Grant
• 1898901

• References
• Source

• Patent Number

  1,898,901

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1933
  91 years ago

• CPC

  • H01H33/7046 - having special gas flow directing elements

• US Classifications

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