3541665

Information

• Patent Grant
• 3541665

• References
• Source

• Patent Number

  3,541,665

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • B65H75/005 - Working on damaged packages
  • B21D1/00 - Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom Stretching sheet metal combined with rolling
  • Y10S493/954 - Spool
  • Y10T29/49545 - Repairing or servicing
  • Y10T29/49741 - Screw threaded fastener
  • Y10T29/53857 - Central screw, work-engagers around screw

• US Classifications

  • 029 - Metal working
  • 242 - Winding, tensioning, or guiding
  • 493 - Manufacturing container or tube from paper