Paul A. Hansen

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West Columbia, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic biaxial sun tracking mechanism for sun ray utilization de...
- Patent number 4,285,567
- Issue date Aug 25, 1981
- Paul A. Hansen
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Automatic biaxial sun tracking mechanism for sun ray utilization de...
- Patent number 4,277,132
- Issue date Jul 7, 1981
- Paul A. Hansen
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Automatic biaxial sun tracking mechanism for solar energy utilizati...
- Patent number 4,195,905
- Issue date Apr 1, 1980
- Paul A. Hansen
- F24 - HEATING RANGES VENTILATING