Tsuyoshi Isejima

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrode tube for electrical discharge machining and manufacturing...
- Patent number 5,514,845
- Issue date May 7, 1996
- Sumitomo Electric Industries, Ltd.
- Shigeo Ezaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR