370932

Information

• Patent Grant
• 370932

• References
• Source

• Patent Number

  370,932

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1887
  137 years ago

• CPC

  • G04C21/26 - put into action by the vibrations caused by the operation of a mechanical alarm work

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 340 - Communications: electrical