Method and apparatus for concentrating, harvesting and storing o
Method and apparatus for heating a fluid medium by means of sola
Method and apparatus for receiving solar energy
Method and apparatus for tracking the sun for use in a solar col
Method of collecting and storing solar heat
Method of solar heating so as to reduce oil and gas consumption
Mobile cooking apparatus
Mobile cooking device
Mobile fryer and steamer cooking apparatus
Modular construction for solar heat collector
Modular construction for solar heat collector
Modular direct solar heat window unit
Modular range construction
Mount for continuously orienting a collector dish in a system ad
Multi-purpose solar collector/heat exchanger