209441

Information

• Patent Grant
• 209441

• References
• Source

• Patent Number

  209,441

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1878
  146 years ago

• CPC

  • G04B3/02 - Removably-mounted keys or the like

• US Classifications

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