1001822

Information

• Patent Grant
• 1001822

• References
• Source

• Patent Number

  1,001,822

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1911
  113 years ago

• CPC

  • D21J1/00 - Fibreboard
  • D21H5/2628 - Formation of a product from several constituents

• US Classifications

  • 162 - Paper making and fiber liberation