Ichiro Honma

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Iwaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic bolt driving apparatus for driving bolts to secure elonga...
- Patent number 5,730,034
- Issue date Mar 24, 1998
- K.K. Joban Engineering
- Ryoichi Hashimoto
- B28 - WORKING CEMENT, CLAY, OR STONE