3501745

Information

• Patent Grant
• 3501745

• References
• Source

• Patent Number

  3,501,745

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  54 years ago

• CPC

  • H01H51/32 - Frequency relays Mechanically-tuned relays

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 310 - Electrical generator or motor structure
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 361 - Electricity: electrical systems and devices