3902031

Information

• Patent Grant
• 3902031

• References
• Source

• Patent Number

  3,902,031

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • H01H33/882 - the movement being assisted by accelerating coils

• US Classifications

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