1302513

Information

• Patent Grant
• 1302513

• References
• Source

• Patent Number

  1,302,513

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1919
  105 years ago

• CPC

  • D21H5/1209 - of protein fibres

• US Classifications

  • 162 - Paper making and fiber liberation
  • 012 - Boot and shoe making