3730421

Information

• Patent Grant
• 3730421

• References
• Source

• Patent Number

  3,730,421

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  52 years ago

• CPC

  • B65D33/1691 - using adhesive applied to attached closure elements
  • B65D77/36 - disposed beneath a wrapper, label, or other element of sheet material securing a lid, cover, or container mouth

• US Classifications

  • 383 - Flexible bags