ROOF CLADDING OR SIMILAR BUILDING ELEMENT ALLOWING A HEAT EXCHANGE WITH THE ENVIRONMENT AND USABLE PARTICULARLY AS A SOLAR ENERGY COLLECTOR
A Standard patent application filed on 26 January 1983 credited to Lehmann, K.
Details
Application number :
11072
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
ROOF CLADDING OR SIMILAR BUILDING ELEMENT ALLOWING A HEAT EXCHANGE WITH THE ENVIRONMENT AND USABLE PARTICULARLY AS A SOLAR ENERGY COLLECTOR