2262347

Information

• Patent Grant
• 2262347

• References
• Source

• Patent Number

  2,262,347

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1941
  83 years ago

• CPC

  • B41L1/30 - folded longitudinally
  • B41L1/326 - Severance lines; Perforations
  • B42D15/08 - Letter-cards or letter-sheets

• US Classifications

  • 462 - Books, strips, and leaves for manifolding
  • 229 - Envelopes, wrappers, and paperboard boxes