Watanabe Shigeru

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Oaza Shibiragi, Urawa-City, Saitama-Pre, JP

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Patents Grantslast 30 patents

Information Patent Grant
Grindstone clearance correcting device for spring grinding machine
- Patent number 4,358,912
- Issue date Nov 16, 1982
- Watanabe Shigeru
- B24 - GRINDING POLISHING