A pressure pipeline having its parts interconnected with socket-and-spigot joints and use of a ribbed pipe
A Standard patent application filed on 26 April 1990 credited to Jarvenkyla, Jyri
Details
Application number :
54492
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A pressure pipeline having its parts interconnected with socket-and-spigot joints and use of a ribbed pipe