2854899

Information

• Patent Grant
• 2854899

• References
• Source

• Patent Number

  2,854,899

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1958
  66 years ago

• CPC

  • B29C65/18 - using heated tools
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/83241 - cooperating pivoting tools
  • B29C65/30 - Electrical means
  • B31B2219/2609 - around mandrels

• US Classifications

  • 493 - Manufacturing container or tube from paper