3831836

Information

• Patent Grant
• 3831836

• References
• Source

• Patent Number

  3,831,836

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • B65D5/446 - Wooden reinforcements

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes