2331901

Information

• Patent Grant
• 2331901

• References
• Source

• Patent Number

  2,331,901

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1943
  80 years ago

• CPC

  • B65D3/262 - forming a circumferential line of weakness

• US Classifications

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