Hollow filler block for a block-and-rib reinforced concrete slab
A Standard patent application filed on 23 June 2000 credited to Williams, Ion Muirhead
Details
Application number :
52409
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Hollow filler block for a block-and-rib reinforced concrete slab