Patents/Inventors

Zi Li Fang

New WestminsterCA2 patents

3 Patents

US121580002024
Longspan Stay-in-place Liners
CFS Concrete Forming Systems Inc.
0 cites
US120378012024
Methods and Apparatus for Restoring, Repairing, Reinforcing And/or Protecting Structures Using Concrete
CFS Concrete Forming Systems Inc.
0 cites
US118212042023
Longspan Stay-in-place Liners
CFS Concrete Forming Systems Inc.
0 cites