2673461

Information

• Patent Grant
• 2673461

• References
• Source

• Patent Number

  2,673,461

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1954
  70 years ago

• CPC

  • G04D7/1285 - whereby the adjustment device works on the mainspring

• US Classifications

  • 073 - Measuring and testing
  • 324 - Electricity: measuring and testing
  • 968 - Horology