IMPROVEMENTS IN AND RELATING TO THE JOINING OF TUBES
A Standard patent application filed on 12 February 1981 credited to Shropshall, M.R.
;
Notton, J.H.F.
Details
Application number :
67704
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
IMPROVEMENTS IN AND RELATING TO THE JOINING OF TUBES