Jan Winkel

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Sassenheim, NL

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Patents Grantslast 30 patents

Information Patent Grant
Device for dissemination of a spreadable material
- Patent number 4,793,558
- Issue date Dec 27, 1988
- Multinoru B.V.
- Jan Winkel
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Apparatus for farming vegetation lying on the ground
- Patent number 4,688,377
- Issue date Aug 25, 1987
- Multinorm B.V.
- Jan Winkel
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Agricultural implement for working crop lying on the field
- Patent number 4,329,837
- Issue date May 18, 1982
- Expert N.V.
- Hermanus H. Vissers
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING