1133522

Information

• Patent Grant
• 1133522

• References
• Source

• Patent Number

  1,133,522

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1915
  109 years ago

• CPC

  • B65D75/14 - in sheets or blanks folded-up around all sides of the contents from a portion on which the contents are placed
  • Y10S229/928 - Expandable envelope

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes