2655039

Information

• Patent Grant
• 2655039

• References
• Source

• Patent Number

  2,655,039

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1953
  71 years ago

• CPC

  • G04D7/02 - for mainsprings

• US Classifications

  • 073 - Measuring and testing
  • 968 - Horology