3683938

Information

• Patent Grant
• 3683938

• References
• Source

• Patent Number

  3,683,938

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • A24F19/0028 - of the disposable type

• US Classifications

  • 131 - Tobacco
  • 229 - Envelopes, wrappers, and paperboard boxes