3664240

Information

• Patent Grant
• 3664240

• References
• Source

• Patent Number

  3,664,240

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1972
  52 years ago

• CPC

  • B31B1/25 - Surface scoring
  • B31B2201/255 - using tools mounted on belts or chains
  • Y10S83/911 - Envelope blank forming
  • Y10T83/0356 - Serially
  • Y10T83/4769 - Work feeder mounted on tool support

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 083 - Cutting