2944457

Information

• Patent Grant
• 2944457

• References
• Source

• Patent Number

  2,944,457

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1960
  64 years ago

• CPC

  • B26F1/0007 - Perforation of photographic films
  • Y10T83/4491 - Interlock between tool actuating and work feed means
  • Y10T83/4508 - With supplemental work feed means
  • Y10T83/4526 - Dwell caused by imposing reverse motion on portion of flexible moving work
  • Y10T83/4809 - With loop former preceding tool
  • Y10T83/8858 - Fluid pressure actuated

• US Classifications

  • 083 - Cutting