1625470

Information

• Patent Grant
• 1625470

• References
• Source

• Patent Number

  1,625,470

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1927
  97 years ago

• CPC

  • B31F7/002 - tubular articles
  • B31C3/00 - Forming tubes or pipes of paper or cardboard by feeding obliquely to the winding mandrel centre line

• US Classifications

  • 493 - Manufacturing container or tube from paper