Katsumi Ueno

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control valve apparatus and pressure circuit
- Patent number 7,175,155
- Issue date Feb 13, 2007
- Hitachi Construction Machinery Co., Ltd.
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Control valve apparatus and pressure circuit
- Publication number 20050242310
- Publication date Nov 3, 2005
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL