Moulded (concrete) block for supporting walls, mould for its production, and supporting wall
A Standard patent application filed on 18 May 1990 credited to Hagenah, Gerhard
Details
Application number :
56425
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Moulded (concrete) block for supporting walls, mould for its production, and supporting wall