DIFF Subgroup
H02G 9/06 in underground tubes or conduits; Tubes or conduits therefor
Introduced: September 1968
Full Title
Installations of electric cables or lines in or on the ground or water > in underground tubes or conduits; Tubes or conduits therefor
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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