Alexander Berger

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D-7500 Karlsruhe 1, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sun tracker system for a solar assembly
- Patent number 5,798,517
- Issue date Aug 25, 1998
- Alexander Berger
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Sun tracker
- Patent number 5,730,117
- Issue date Mar 24, 1998
- Alexander Berger
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Sun tracker system for a solar assembly
- Patent number 5,600,124
- Issue date Feb 4, 1997
- Alexander Berger
- F24 - HEATING RANGES VENTILATING