3870928

Information

• Patent Grant
• 3870928

• References
• Source

• Patent Number

  3,870,928

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1975
  49 years ago

• CPC

  • H01H51/287 - Details of the shape of the contact springs
  • H02H1/0007 - concerning the detecting means
  • H02H3/253 - for multiphase applications
  • H01H71/2445 - using a reed switch

• US Classifications

  • 361 - Electricity: electrical systems and devices