Kiyoshi Oyama

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Direction selector valve having load-sensing function
- Patent number 5,161,575
- Issue date Nov 10, 1992
- Zexel Corporation
- Rindo Morikawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL