See this or this to see a Japanese patent awarded to Dia-Nitrix Co Ltd, F. Watanabe, T. Ambo and A. Hara, and published on 6th December 2012.
(It is in Japanese)
Showing posts with label Dia-Nitrix. Show all posts
Showing posts with label Dia-Nitrix. Show all posts
Wednesday, 15 May 2013
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