2789753

Information

• Patent Grant
• 2789753

• References
• Source

• Patent Number

  2,789,753

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1957
  67 years ago

• CPC

  • B65D27/36 - Finger openings, slots, or gripping tabs
  • B42D15/08 - Letter-cards or letter-sheets

• US Classifications

  • 206 - Special receptacle or package
  • D19 - Office supplies