2501938

Information

• Patent Grant
• 2501938

• References
• Source

• Patent Number

  2,501,938

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1950
  74 years ago

• CPC

  • B31D5/0095 - Making drinking straws
  • B26D5/20 - with interrelated action between the cutting member and work feed
  • 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
  • 474 - Endless belt power transmission systems or components