1535684

Information

• Patent Grant
• 1535684

• References
• Source

• Patent Number

  1,535,684

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1925
  99 years ago

• CPC

  • G04B3/003 - by lever mechanism

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology
  • D11 - Jewelry, symbolic insignia, and ornaments