1688553

Information

• Patent Grant
• 1688553

• References
• Source

• Patent Number

  1,688,553

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1928
  96 years ago

• CPC

  • D06P3/341 - using acid dyes
  • C09B1/28 - substituted by alkyl, aralkyl or cyclo alkyl groups
  • Y10S8/921 - Cellulose ester or ether

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds