Heinz Gruenewald

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for dispensing measured amounts of multi-component materials
- Patent number 4,471,888
- Issue date Sep 18, 1984
- Hilti Aktiengesellschaft
- Armin Herb
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Dowel for a hollow wall structure
- Patent number 4,269,106
- Issue date May 26, 1981
- Hilti Aktiengesellschaft
- Erich Leibhard
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...