3575637

Information

• Patent Grant
• 3575637

• References
• Source

• Patent Number

  3,575,637

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • H02H3/13 - for multiphase applications
  • H02H3/10 - additionally responsive to some other abnormal electrical conditions

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 326 - Electronic digital logic circuitry