3039713

Information

• Patent Grant
• 3039713

• References
• Source

• Patent Number

  3,039,713

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1962
  62 years ago

• CPC

  • B26F1/0007 - Perforation of photographic films
  • B26F1/06 - with punching tools moving with the work
  • Y10T83/4691 - Interrelated control of tool and work-feed drives
  • Y10T83/4783 - Constantly oriented tool with arcuate cutting path
  • Y10T83/4841 - With resilient anvil surface
  • Y10T83/494 - Uniform periodic tool actuation

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 083 - Cutting