352257

Information

• Patent Grant
• 352257

• References
• Source

• Patent Number

  352,257

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1886
  137 years ago

• CPC

  • G04B3/06 - Keys or the like with means preventing overwinding

• US Classifications

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