Josef Helmer

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Patents Grantslast 30 patents

Information Patent Grant
Pump wheel for a hydrodynamic unit
- Patent number 3,981,614
- Issue date Sep 21, 1976
- Daimler-Benz Aktiengesellschaft
- Josef Helmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...