Yasuo Irie

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Propeller for ship
- Patent number 4,514,146
- Issue date Apr 30, 1985
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Takeo Nojiri
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT