1380104

Information

• Patent Grant
• 1380104

• References
• Source

• Patent Number

  1,380,104

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  103 years ago

• CPC

  • B31D1/0093 - involving impregnating

• US Classifications

  • 493 - Manufacturing container or tube from paper