512328

Information

• Patent Grant
• 512328

• References
• Source

• Patent Number

  512,328

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1894
  130 years ago

• CPC

  • G04B13/00 - Gearwork
  • G04B33/02 - Circular calibers

• US Classifications

  • 368 - Horology: time measuring systems or devices