Katusnobu Nonaka

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Leakage flux flaw detection method and apparatus utilizing a layere...
- Patent number 5,008,620
- Issue date Apr 16, 1991
- Agency of Industrial Science and Technology
- Katusnobu Nonaka
- G01 - MEASURING TESTING