2308189

Information

• Patent Grant
• 2308189

• References
• Source

• Patent Number

  2,308,189

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1943
  82 years ago

• CPC

  • G04D3/062 - Shaping without chipping away
  • G04B39/004 - from a material other than glass

• US Classifications

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