Wilfried Helbig

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Neustadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Herbicides which contain 2-(4-aryloxy)phenoxyacetic or -propionic a...
- Patent number 5,035,736
- Issue date Jul 30, 1991
- BASF Aktiengesellschaft
- Helmut Hagen
- C07 - ORGANIC CHEMISTRY