CPC Subgroup
G01R 31/20 Preparation of articles or specimens to facilitate testing
Full Title
Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere ( testing line transmission systems H04B3/46; testing or measuring semiconductors or solid state devices during manufacture ) > Testing dielectric strength or breakdown voltage > Preparation of articles or specimens to facilitate testing