Herman Groenendijk

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Oosterhout, NL

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Patents Grantslast 30 patents

Information Patent Grant
Expandable plastics granular material having at least one orifice
- Patent number 4,621,022
- Issue date Nov 4, 1986
- Hoechst Aktiengesellschaft
- Gunter Kohaut
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Foamable plastics granules and packaging material prepared therefrom
- Patent number 4,599,269
- Issue date Jul 8, 1986
- Hoechst Aktiengesellschaft
- Gunter Kohaut
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL