IPC Subgroup
H02G 9/04 in surface ducts; Ducts or covers therefor
Introduced: September 1968
Last revised: January 2006
Full Title
Installations of electric cables or lines in or on the ground or water > in surface ducts; Ducts or covers therefor
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES