2381850

Information

• Patent Grant
• 2381850

• References
• Source

• Patent Number

  2,381,850

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1945
  79 years ago

• CPC

  • B65D31/00 - Bags or like containers made of paper and having structural provision for thickness of contents
  • B31B2219/2609 - around mandrels

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 383 - Flexible bags