Kehchyn Ho

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Kaohsiung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying fluoride etching solution by using hydroxide c...
- Patent number 8,721,918
- Issue date May 13, 2014
- Asia Union Electronical Chemical Corp.
- Curtis Douglas Dove
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PURIFYING FLUORIDE ETCHING SOLUTION BY USING HYDROXIDE C...
- Publication number 20120228543
- Publication date Sep 13, 2012
- ASIA UNION ELECTRONICAL CHEMICAL CORP.
- Curtis Douglas DOVE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...