445073

Information

• Patent Grant
• 445073

• References
• Source

• Patent Number

  445,073

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1891
  134 years ago

• CPC

  • G04C1/08 - raising weights

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 185 - Motors: spring, weight, or animal powered