DIFF Subgroup Additional Only
H05K 2203/11 Treatments characterised by their effect, e.g. heating, cooling, roughening
Full Title
Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00 > Treatments characterised by their effect, e.g. heating, cooling, roughening
Of 18 combined children, 0 exist in both systems.
18 codes are CPC-only extensions.
Note: 18 CPC extensions are marked as secondary classification only.