Friedrich Helfer

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Konigsbronn-Zang, DE

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Patents Grantslast 30 patents

Information Patent Grant
Progressive torque transmission in leaf-spring coupling
- Patent number 4,295,348
- Issue date Oct 20, 1981
- Voith Getriebe KG
- Friedrich Helfer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...