1772515

Information

• Patent Grant
• 1772515

• References
• Source

• Patent Number

  1,772,515

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1930
  93 years ago

• CPC

  • D06P3/402 - using basic dyes
  • C09B11/12 - without any OH group bound to an aryl nucleus
  • Y10S8/918 - Cellulose textile
  • Y10S8/921 - Cellulose ester or ether

• US Classifications

  • 008 - Bleaching and dyeing