preparing azo dyes on the material

Patents Grantslast 30 patents

  • Information Patent Grant

    3164438

    • Patent number 3,164,438
    • Issue date Jan 5, 1965
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    2989358

    • Patent number 2,989,358
    • Issue date Jun 20, 1961
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    2152218

    • Patent number 2,152,218
    • Issue date Mar 28, 1939
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

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