DC generators, AC generators, transformers, resistors, dry batteries, storage batteries, ammeters, voltmeters, watt meters, frequency meters, electric wave measuring instruments, resistance measuring instruments, oscillographs, bare wires, optical fibre cables, electric irons, TV game sets, electric coal gas dischargers, telephones, interphones, printing telegraphic sets, facsimile telegraphic sets, phototelegraphic apparatus, sound wave telegraphic sets, radio transmitters, radio receivers, TV receivers, TV satellite broadcast receivers, clock radios, video cameras for broadcasting, fixed station simplex communication equipments, aerial communication equipments, portable communication equipments, earth satellite cruising location and earth location determining equipments, direction finders, radar sets, record players, tape recorders, video tape recorders (VTR), compact disc players (CDP), video disc players, playback machines, antennas, cassette tapes for tape recorder, video tapes, frequency converters, amplifiers, blank compact discs, adaptors, industrial X-ray apparatus, earthquake prospecting apparatus, computer, electronic microscopes, electronic copying machines, closed circuits, computer electronic game appliances, work stations, monitors, tapes, disks and diskettes recorded with computer programs, electronic applied vending machines, vacuum tubes, diodes, transistors, electric insulators
DCF radio receivers;
radio-controlled time switches, radio-controlled built-in time switches and radio-controlled cooker time switches;
radio-supported regulating apparatuses, individual room regulating apparatuses;
data collecting apparatuses;
radio rebroadcasting transmitters and parts of such articles, all suitable for co-operation or equipment with DCF radio receivers;
heating regulation installations;
consumption detection installations;
house systems being central units for controlling electrical appliances and equipment such as heating installation, air conditioning, lighting, roller blinds, alarm systems, televisions, video or stereo, refrigerators, freezers, stoves, ovens including microwaves, dishwashers, in a building or an apartment
DC-DC power converters, power converter circuits, power converter modules, power components, namely power conversion circuits and system-level building blocks such as voltage regulators, current multipliers and current regulators;
power regulators, power regulator modules, power regulator circuits, power management circuits;
semiconductors, electronic circuit boards, electronic integrated circuits, integrated electronic modules, printed circuits, printed circuit boards, systems-in-a-package, namely, integrated power conversion circuit boards