06
Metal connectors and other devices for joining pipes; pipe
muffs of metal; sleeves (metal hardware); cable junction
sleeves of metal and parts and accessories thereof, included
in this class
09
Apparatus, instruments and cables for electricity; apparatus
and instruments for controlling electricity; electrical
switching and distribution materials; switchgears; bus bars;
feeder and distribution bus bars; circuit breakers; fuses,
fuse adapter and junction boxes; fire resistant barriers for
use in bus bar systems; bars for conducting electricity to
supply several electrical circuits; electric contact
elements; electrical couplings; binding posts and coaxial
connectors; clamps of electrical couplings, namely, plastic
or metal clamps for busbar; containers for electrical
connections; sockets of electrical couplings; plugs of
electrical couplings; plug adapters and pin headers
42
Engineering services in the field of power technology, in
particular, development, planning, engineering, expansion,
modernization and retrofitting of systems and installations
for the transmission, distribution and switching, switching
installations, substations, transformer stations and
connecting lines and bus bars between distribution and
switching installations