3520220

Information

• Patent Grant
• 3520220

• References
• Source

• Patent Number

  3,520,220

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1970
  54 years ago

• CPC

  • C14B5/00 - Clicking, perforating, or cutting leather
  • C14B2700/11 - Machines or apparatus for cutting or milling leather or hides
  • Y10T83/8699 - With adjustable stop
  • Y10T83/8785 - Through return [noncutting] stroke
  • Y10T83/8801 - Plural tools on single oscillating arm [i.e., tool holder]
  • Y10T83/8831 - Plural distinct cutting edges on same support
  • Y10T83/9314 - Pointed perforators
  • Y10T83/9449 - Spaced cut forming tool

• US Classifications

  • 083 - Cutting