351920

Information

• Patent Grant
• 351920

• References
• Source

• Patent Number

  351,920

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1886
  138 years ago

• CPC

  • G04B3/003 - by lever mechanism

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology