IC 009. US 021 023 026 036 038. G & S: Power distribution or control machines and apparatus; rotary converters; phase modifiers; wireless communication jamming devices by jamming confirmation of base-station of portable telephones and the like; wireless communication jammers; telecommunication machines and apparatus; computer for stage apparatus; computerized automatic control apparatus for rolling stage and sliding stage; control apparatus for moving stage and automatic stage; electronic machines, apparatus and their parts; control console for controlling lifting apparatus (machines) for theater stage including stage, seats and the like by computer

IC 017. US 001 005 012 013 035 050. G & S: Sound reflector used in halls and the like

IC 020. US 002 013 022 025 032 050. G & S: Curtain fittings; metal-substitute plastic fasteners; nails, wedges, nuts, screws, tacks, bolts, rivets and casters not of metal; washers not of metal, not of rubber or vulcanized fiber

IC 028. US 022 023 038 050. G & S: Amusement machines and apparatus for use in amusement parks; sports equipment

IC 037. US 100 103 106. G & S: Repair or maintenance of building; construction; construction consultation; installation and maintenance of building equipment; repair or maintenance of loading-unloading machines and apparatus; repair or maintenance of computer for stage apparatus; repair or maintenance of computerized automatic control apparatus for rolling stage and sliding stage; repair or maintenance of control apparatus for moving stage and automatic stage; repair or maintenance of electronic machines and apparatus; repair or maintenance of devices for sending out non-modulated wave preventing confirmation of base-station of portable telephones and the like; repair or maintenance of deterrent devices of telecommunication by portable telephones and the like; repair or maintenance of telecommunication machines and apparatus; repair or maintenance of mechanical parking systems; repair or maintenance of bicycle parking apparatus; repair or maintenance of amusement machines and apparatus for use in amusement parks

IC 042. US 100 101. G & S: Architecture; surveying; designing of machines, apparatus, instruments including their parts or systems composed of such machines, apparatus and instruments; designing of stage sets; designing; computer programming; technical advice relating to computers; testing or research on machines, apparatus and instruments