2259239

Information

• Patent Grant
• 2259239

• References
• Source

• Patent Number

  2,259,239

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1941
  83 years ago

• CPC

  • B29C66/137 - Beaded-edge joints or bead seals
  • B29C65/02 - by heating, with or without pressure
  • B29C65/18 - using heated tools
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2219/6046 - on piled sheets

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 493 - Manufacturing container or tube from paper