3659772

Information

• Patent Grant
• 3659772

• References
• Source

• Patent Number

  3,659,772

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1972
  52 years ago

• CPC

  • B31B1/74 - Auxiliary operations; Parts; Components
  • B65D5/4266 - Folding lines, score lines, crease lines
  • B31B2201/621 - Coating or impregnating edges or corners
  • Y10S229/93 - Fold detail
  • Y10S229/939 - Container made of corrugated paper or corrugated paperboard
  • Y10T428/24694 - Parallel corrugations
  • Y10T428/31993 - Of paper

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 428 - Stock material or miscellaneous articles