2640895

Information

• Patent Grant
• 2640895

• References
• Source

• Patent Number

  2,640,895

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1953
  71 years ago

• CPC

  • G08B5/30 - with rotating or oscillating members
  • H01H51/082 - using rotating ratchet mechanism

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 200 - Electricity: circuit makers and breakers
  • 310 - Electrical generator or motor structure
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems