A method and means at a combined ventilation and heating system preferably for dwellings and adjusted according to need
A Standard patent application filed on 08 June 2000 credited to Bernhardsson, Goran
Details
Application number :
54375
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A method and means at a combined ventilation and heating system preferably for dwellings and adjusted according to need