3921385

Information

• Patent Grant
• 3921385

• References
• Source

• Patent Number

  3,921,385

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • G04G9/107 - provided with means for displaying at will a time indication or a date or a part thereof
  • G04C3/002 - Position
  • G04G9/10 - by controlling light sources

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology