2246043

Information

• Patent Grant
• 2246043

• References
• Source

• Patent Number

  2,246,043

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1941
  83 years ago

• CPC

  • B31F1/0064 - using internal forming surfaces, on
  • B31C1/00 - Forming tubes or pipes of paper or cardboard by feeding at right angles to the winding mandrel centre line

• US Classifications

  • 493 - Manufacturing container or tube from paper