Sealing device an a pipe and sealing ring therefor
A Standard patent application filed on 21 December 1993 credited to Lennartsson, Kenneth
;
Stefansson, Lars
Details
Application number :
58255
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Sealing device an a pipe and sealing ring therefor