Izumi Watanabe

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Material evaluation method by acoustic velocity measurement
- Patent number 6,691,575
- Issue date Feb 17, 2004
- Jun-ichi Kushibiki
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Material evaluation method by acoustic velocity measurement
- Publication number 20020124651
- Publication date Sep 12, 2002
- Jun-ichi Kushibiki
- G01 - MEASURING TESTING