3497131

Information

• Patent Grant
• 3497131

• References
• Source

• Patent Number

  3,497,131

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1970
  54 years ago

• CPC

  • B65D75/10 - with the ends of the tube closed by twisting
  • B65D75/66 - Inserted or applied tearing-strings or like flexible elements

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 206 - Special receptacle or package