3894389

Information

• Patent Grant
• 3894389

• References
• Source

• Patent Number

  3,894,389

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1975
  49 years ago

• CPC

  • G04G9/082 - using multiplexing techniques

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 345 - Computer graphics processing and selective visual display systems
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 968 - Horology