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Bernd Henchoz
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Remscheid, DE
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last 30 patents
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Patent Grant
Proportional action valve with a biased spring unproportionately va...
Patent number
4,794,846
Issue date
Jan 3, 1989
Barmag AG
Heinz-Joachim Von Der Ley
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL