Patents/Inventors

Robert Declos

MontréalCA10 patents

3 Patents

US126011762026
Modular Building System for Hardscape Structure
OLDCASTLE BUILDING PRODUCTS CANADA Inc.
0 cites
US120439752024
Concrete Building Block and Methods
OLDCASTLE BUILDING PRODUCTS CANADA Inc.
0 cites
US115850862023
Concrete Block System, Method and Connector
Oldcastle Building Products Canada Inc.
0 cites