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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
F28F0099000000 Subject matter not provided for in other groups of this subclass 1
F28G CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS (cleaning pipes or tubes in general B08B0009020000; devices or arrangements for removing water, minerals, or sludge from boilers while the boiler is in operation, or which remain in position while the boiler is in operation, or are specifically adapted to boilers without any other utility F22B0037480000; removal or treatment of combustion products or combustion residues F23J; removing ice from heat-exchange apparatus F28F0017000000) 1
F28G0001000000 Non-rotary, e.g. reciprocated, appliances (F28G0003000000 takes precedence);; 1
F28G0001020000 having brushes (brushes A46B) 1
F28G0001040000 having articulated tools, e.g. assembled in chain manner 1
F28G0001060000 having coiled wire tools, i.e. basket type 1
F28G0001080000 having scrapers, hammers, or cutters, e.g. rigidly mounted 1
F28G0001100000 resiliently mounted 1
F28G0001120000 Fluid-propelled scrapers, bullets, or like solid bodies 1
F28G0001140000 Pull-through rods 1
F28G0001160000 using jets of fluid for removing debris (F28G0001120000 takes precedence);; 1
F28G0003000000 Rotary appliances 1
F28G0003020000 having abrasive tools 1
F28G0003040000 having brushes (brushes A46B) 1
F28G0003060000 having articulated tools, e.g. assembled in chain manner 1
จำนวนรหัสข้อมูล 15 จาก 73902