6
Common metals, unwrought or semi-wrought, and their alloys for construction and building; rolled and cast construction materials, namely, metal construction materials in the nature of architectural metalwork, composite panels composed primarily of metal, ceiling supports of metal, metal windows, metal partitions, frameworks of metal, metal ceiling panels, metal suspended ceilings, metal window shutters and blinds, steel frameworks, steel partitions, aluminum window frames; metal hardware, namely, nuts, bolts, screws, nails, washers, clamps, fittings, joints, latches, plates, door handles, and frames; casings of metal; locksmithing goods, namely, metal door locks and metal keys for locks, metallic doors; metallic claddings for pillars and walls; safety deposit boxes and chests
19
Construction materials, namely, nonmetallic walls, nonmetallic ceiling, wall and door panels, wood doors, wood ceiling, door and wall panels, wood claddings, wood partitions, nonmetallic joints, glass doors, glass partitions, laminated ceiling, wall and door panels, melamine faced ceiling, wall and door panels, building glass, and fiberboard; suspended ceilings and various coverings, namely, nonmetal ceiling panels; nonmetallic claddings for pillars and walls
20
Furniture; mirrors; metallic furniture; modular movable, fixed, metallic or nonmetallic filing cabinets, shelving and interior space dividers; goods not included in other classes of wood, namely, doors for furniture
37
Construction and repair services, namely, construction, renovation, remodeling, refurbishment, construction and repair of the interior of buildings, construction supervision and planning, and installation of interior building partitions, space dividers, ceilings, ceiling panels, suspended ceilings, claddings for pillars and walls, cabinets, shelving, and furniture