2997831

Information

• Patent Grant
• 2997831

• References
• Source

• Patent Number

  2,997,831

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1961
  63 years ago

• CPC

  • B65B1/02 - Machines characterised by the incorporation of means for making the containers or receptacles
  • B31B2219/2609 - around mandrels

• US Classifications

  • 053 - Package making
  • 493 - Manufacturing container or tube from paper