CPC Subgroup
G01M 3/08 for pipes, cables or tubes; for pipe joints or seals; for valves;
Full Title
Investigating fluid-tightness of structures > by using fluid or vacuum > by detecting the presence of fluid at the leakage point > by observing bubbles in a liquid pool > for pipes, cables or tubes; for pipe joints or seals; for valves;
5 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open