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Toshihiro Takao
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Tokyo, JP
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last 30 patents
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Patent Grant
Surface-coated article and a method for the preparation thereof
Patent number
4,906,524
Issue date
Mar 6, 1990
Orient Watch Co., Ltd.
Toshihiro Takao
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...