3750731

Information

• Patent Grant
• 3750731

• References
• Source

• Patent Number

  3,750,731

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • B65D75/18 - the upstanding portion of the wrapper being closed by regular or irregular folds or pleats
  • A47G33/045 - Underlays
  • Y10T428/24686 - Pleats or otherwise parallel adjacent folds

• US Classifications

  • 206 - Special receptacle or package
  • 047 - Plant husbandry
  • 428 - Stock material or miscellaneous articles