1862019

Information

• Patent Grant
• 1862019

• References
• Source

• Patent Number

  1,862,019

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1932
  92 years ago

• CPC

  • D01C3/02 - De-gumming silk

• US Classifications

  • 162 - Paper making and fiber liberation
  • 019 - Textiles: fiber preparation
  • 028 - Textiles: manufacturing