3248935

Information

• Patent Grant
• 3248935

• References
• Source

• Patent Number

  3,248,935

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1966
  58 years ago

• CPC

  • G04D7/10 - for hairsprings of balances
  • G01N3/20 - by applying steady bending forces
  • G04D7/02 - for mainsprings

• US Classifications

  • 073 - Measuring and testing
  • 968 - Horology