1091561

Information

• Patent Grant
• 1091561

• References
• Source

• Patent Number

  1,091,561

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1914
  110 years ago

• CPC

  • G04B1/20 - Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel

• US Classifications

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