Safety lockout hatch for penetrations in suspended formwork
A Provisional patent application filed on 11 July 2006 credited to Bourandanis, Dimitra
;
Cavill, David
Details
Application number :
2006903705
Application type :
Provisional
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Safety lockout hatch for penetrations in suspended formwork