Method of constructing a tunnel-shaped cover or screen over a traffic route, such as a road or railway
A Standard patent application filed on 14 November 1994 credited to Vos, Charles Jacques
;
Wernsen, Paul
Details
Application number :
12022
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Method of constructing a tunnel-shaped cover or screen over a traffic route, such as a road or railway