3834151

Information

• Patent Grant
• 3834151

• References
• Source

• Patent Number

  3,834,151

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1974
  50 years ago

• CPC

  • G04C17/0033 - with date indication
  • G04C17/0025 - by flaps
  • G09D3/12 - electrically operated

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 040 - Card, picture, or sign exhibiting