1541644

Information

• Patent Grant
• 1541644

• References
• Source

• Patent Number

  1,541,644

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1925
  99 years ago

• CPC

  • G04B3/08 - by parts of the cases

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 248 - Supports
  • 968 - Horology