Katsuhide Isaka

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Yachiyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for conducting operation in pipe
- Patent number 5,046,903
- Issue date Sep 10, 1991
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Akito Nagayoshi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...