Noriyuki Matsubara

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Konomimachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rotary probe apparatus for detecting flaws in a test object
- Patent number 4,641,092
- Issue date Feb 3, 1987
- Sumitomo Metal Industries, Ltd.
- Takahide Sakamoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...