3430171

Information

• Patent Grant
• 3430171

• References
• Source

• Patent Number

  3,430,171

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1969
  55 years ago

• CPC

  • H01H51/32 - Frequency relays Mechanically-tuned relays
  • G01R23/02 - Arrangements for measuring frequency

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets