Rolf Waltenspuhl

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Hunenberg, DE

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Patents Grantslast 30 patents

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Regulating device for regulating the flow of molten metal from a me...
- Patent number 5,223,157
- Issue date Jun 29, 1993
- Didier-Werke AG
- Raimund Bruckner
- B22 - CASTING POWDER METALLURGY