2501384

Information

• Patent Grant
• 2501384

• References
• Source

• Patent Number

  2,501,384

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1950
  74 years ago

• CPC

  • G04B1/10 - with mainspring
  • G04B1/18 - Constructions for connecting the ends of the mainsprings with the barrel or the arbor

• US Classifications

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