Masakazu Koizumi

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite hose construction
- Patent number 4,942,905
- Issue date Jul 24, 1990
- The Yokohama Rubber Co., Ltd.
- Eiji Takemae
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS