1533529

Information

• Patent Grant
• 1533529

• References
• Source

• Patent Number

  1,533,529

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1925
  100 years ago

• CPC

  • G04B33/14 - Calibers of which the mainsprings or barrels are easily removable

• US Classifications

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