3207421

Information

• Patent Grant
• 3207421

• References
• Source

• Patent Number

  3,207,421

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • B42D5/047 - in which the calendar sheet or sheets are combined with other articles

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 040 - Card, picture, or sign exhibiting
  • 206 - Special receptacle or package
  • 383 - Flexible bags