355820

Information

• Patent Grant
• 355820

• References
• Source

• Patent Number

  355,820

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1887
  138 years ago

• CPC

  • G04C13/065 - controlled by a pendulum or a balance

• US Classifications

  • 368 - Horology: time measuring systems or devices