Artur Grullmeier

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Salem, DE

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Patents Grantslast 30 patents

Information Patent Grant
Boosted hydro-pneumatic drive
- Patent number 4,300,351
- Issue date Nov 17, 1981
- Rapp; Eugen
- Artur Grullmeier
- B30 - PRESSES
Information Patent Grant
Pneumo-hydraulic booster with rapid-traverse feature
- Patent number 4,288,987
- Issue date Sep 15, 1981
- Rapp; Eugen
- Artur Grullmeier
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL