3439468

Information

• Patent Grant
• 3439468

• References
• Source

• Patent Number

  3,439,468

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • B31B19/60 - and having means for uniting opposed surfaces or edges, or for taping
  • B65B51/06 - Applying adhesive tape
  • B65B51/062 - to the mouths of bags
  • B65D33/16 - End- or aperture-closing arrangements or devices
  • B65D33/1691 - using adhesive applied to attached closure elements
  • B65D75/68 - extending through wrapper closure or between wrapper layers
  • B31B2219/29 - Closing bags
  • B65B9/2056 - Machines for packages of special type or form

• US Classifications

  • 053 - Package making
  • 383 - Flexible bags