Wolfgang Artweger

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Patents Grantslast 30 patents

Information Patent Grant
Energy conversion apparatus
- Patent number 4,301,789
- Issue date Nov 24, 1981
- Wolfgang Artweger
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Energy conversion apparatus
- Patent number 4,210,122
- Issue date Jul 1, 1980
- Artweger-Industrie-Gesellschaft m.b.H.
- Wolfgang Artweger
- F24 - HEATING RANGES VENTILATING