2421310

Information

• Patent Grant
• 2421310

• References
• Source

• Patent Number

  2,421,310

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1947
  77 years ago

• CPC

  • G04D3/042 - for bearing jewels
  • Y10S81/05 - Wrench scales and indicia
  • Y10T29/53639 - Means to stake watch or clock

• US Classifications

  • 081 - Tools
  • 029 - Metal working
  • 968 - Horology