3750384

Information

• Patent Grant
• 3750384

• References
• Source

• Patent Number

  3,750,384

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • G04C17/02 - by electric lamps
  • G04G9/10 - by controlling light sources

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 968 - Horology