2203186

Information

• Patent Grant
• 2203186

• References
• Source

• Patent Number

  2,203,186

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1940
  84 years ago

• CPC

  • G04C1/024 - winding-up springs

• US Classifications

  • 185 - Motors: spring, weight, or animal powered
  • 968 - Horology