3630017

Information

• Patent Grant
• 3630017

• References
• Source

• Patent Number

  3,630,017

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  53 years ago

• CPC

  • G04B17/325 - for fastening the hairspring in a fixed position
  • G04B18/026 - Locking the hair spring in the indexing device

• US Classifications

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