830722

Information

• Patent Grant
• 830722

• References
• Source

• Patent Number

  830,722

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1906
  118 years ago

• CPC

  • G04B23/025 - Signal triggering
  • G04B19/24 - Clocks or watches with date or week-day indicators
  • G04B19/25353 - driven or released stepwise by the clockwork movement

• US Classifications

  • 368 - Horology: time measuring systems or devices