2638024

Information

• Patent Grant
• 2638024

• References
• Source

• Patent Number

  2,638,024

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1953
  71 years ago

• CPC

  • G04B3/06 - Keys or the like with means preventing overwinding
  • G04B3/006 - Mechanical winding up; winding up with special equipment

• US Classifications

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