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Sang-dae Yoon
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Kyungsangnam-do, KR
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Patents Grants
last 30 patents
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Patent Grant
Polishing machine
Patent number
6,910,946
Issue date
Jun 28, 2005
Fineacetechnology Co., Ltd.
Sang-dae Yoon
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
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Patent Application
Polishing machine
Publication number
20040203319
Publication date
Oct 14, 2004
Sang-dae Yoon
B24 - GRINDING POLISHING