1728267

Information

• Patent Grant
• 1728267

• References
• Source

• Patent Number

  1,728,267

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1929
  96 years ago

• CPC

  • G04B1/265 - Clockwork systems working therewith

• US Classifications

  • 060 - Power plants
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology