Mark K. Keung

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Shatin NT, HK

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Patents Grantslast 30 patents

Information Patent Grant
Bacterium useful in the removal of sulphur black dye from a substrate
- Patent number 5,610,064
- Issue date Mar 11, 1997
- Mark K. Keung
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...