3899947

Information

• Patent Grant
• 3899947

• References
• Source

• Patent Number

  3,899,947

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • B26D1/565 - for thin material
  • B26D7/1836 - by pulling out
  • Y10T83/2092 - Means to move, guide, or permit free fall or flight of product
  • Y10T83/21 - Out of contact with a rotary tool
  • Y10T83/2207 - Means to move product in a nonrectilinear path
  • Y10T83/4847 - With cooperating stationary tool

• US Classifications

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