3816896

Information

• Patent Grant
• 3816896

• References
• Source

• Patent Number

  3,816,896

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1974
  50 years ago

• CPC

  • G04D3/0002 - for mechanical working other than with a lathe
  • B25H1/00 - Work benches Portable stands or supports for positioning portable tools or work to be operated on thereby
  • G04D1/06 - Supporting devices for clockworks or parts of time-pieces
  • Y10T29/49579 - Watch or clock making
  • Y10T29/49718 - Repairing
  • Y10T29/49748 - by shaping, e.g., bending, extruding, turning, etc.
  • Y10T29/5107 - Drilling and other
  • Y10T29/53626 - Flat spiral spring [e.g., watch or clock type]
  • Y10T29/53687 - by rotation of work part

• US Classifications

  • 029 - Metal working
  • 968 - Horology