3872271

Information

• Patent Grant
• 3872271

• References
• Source

• Patent Number

  3,872,271

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • H01H33/662 - Housings or protective screens
  • H01H33/6683 - by gettering

• US Classifications

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