1175816

Information

• Patent Grant
• 1175816

• References
• Source

• Patent Number

  1,175,816

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1916
  109 years ago

• CPC

  • G04F1/04 - by movement or acceleration due to gravity

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 116 - Signals and indicators