Polyurethane or polystyrene foam block for concrete structures
A Standard patent application filed on 17 December 2003 credited to Hernandez Estrada, Antonio Oscar
Details
Application number :
2003291771
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Polyurethane or polystyrene foam block for concrete structures