1439606

Information

• Patent Grant
• 1439606

• References
• Source

• Patent Number

  1,439,606

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1922
  102 years ago

• CPC

  • B31C1/00 - Forming tubes or pipes of paper or cardboard by feeding at right angles to the winding mandrel centre line
  • B31C1/06 - and inserting into a tube end a bottom to form a container

• US Classifications

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