73427

Information

• Patent Grant
• 73427

• References
• Source

• Patent Number

  73,427

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1868
  157 years ago

• CPC

  • D21H5/1209 - of protein fibres

• US Classifications

  • 162 - Paper making and fiber liberation
  • 474 - Endless belt power transmission systems or components