1333194

Information

• Patent Grant
• 1333194

• References
• Source

• Patent Number

  1,333,194

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1920
  104 years ago

• CPC

  • G04B39/00 - Watch crystals Fastening or sealing of crystals Clock glasses
  • G04B39/004 - from a material other than glass

• US Classifications

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