Plastic doors and windows belong to the metal accessories of furniture and doors and windows with trademark 19 or 6. 199 Non-metallic building materials and components (excluding cement prefabricated components) (1) Non-metallic rainwater pipes 1975, non-metallic water pipes 1976, non-metallic bifurcated pipes 198, non-metallic hard pipes (for building) 19178, non-metallic drainage pipes 1922 and non-metallic pressure pipes 192. Non-metallic pipe 19235 for ventilation and air conditioning equipment, plastic pipe C1933 for building, aluminum-plastic composite pipe C1942 for roof 199, railing 1916, non-metallic folding door 1922, non-metallic gutter 1944, cardboard 1945 for building, cardboard 1945 for building, mantelpiece 1949, non-metallic frame for building. Non-metallic partition 196, building paper 1962, non-metallic cornice 1964, non-metallic cornice fillet 1965, non-metallic roof flashing 1966, non-metallic angle iron 1967, non-metallic window 1968, non-metallic door *1969, non-metallic manhole cover 197, non-metallic roof covering 1971. Non-metallic and non-plastic water pipe valve 1977, non-metallic scaffold 1978, non-metallic rod 1979 for electric wire, non-metallic beam 1983, non-metallic bracket 1986, building glass plate (window) 1995, sand pipe 1911, non-metallic fixed shutter 1913, non-metallic and non-textile outdoor curtain 1917, and non-metallic slats. Parquet floor 19112, nonmetallic stair foundation (stair parts) 19113, nonmetallic lintel 19114, nonmetallic porch 19123 for building, nonmetallic inlay 19128 for building, nonmetallic cladding (building) 1913 for wall, nonmetallic cover plate 19131 for building, nonmetallic shutter 19133, nonmetallic fence 19134, etc. Non-metallic pile 19136, non-metallic plate column 19136, non-metallic lining (building) 19138, perch (bird's) 1914, non-metallic floor 19147, non-metallic ceiling 19148, non-metallic cladding 1915 for building, non-metallic covering 1915 for building. Non-metallic external surface for building 1915, non-metallic door 19153, non-metallic door panel 19154, non-metallic telephone pole 19155, non-metallic joist 19157, prefabricated non-metallic platform 19158, non-metallic sill 19162, reed ornament for building 19163, non-metallic roof 19173, non-metallic scaffolding 19177 and non-metallic vertical hinge window 197. Painted glass window 19182, non-metallic clapboard 19189, non-metallic reinforcement material for building 19191, non-metallic building material 19197, non-metallic column 1926, non-metallic window frame 1928, non-metallic door frame 1929, non-metallic frame for greenhouse 1921, non-metallic gardening grid 1921 and non-metallic chimney cover 19. Non-metallic chimney cap 19216, non-metallic chimney extension part 19217, non-metallic chimney column 19218, non-metallic floor slab 19219, non-metallic or non-plastic drainage trap (valve) 19221, non-metallic staircase 19222, non-metallic panel for building 19223, condensed bagasse (building material) 19231 and soil diaphragm 19231. Non-metallic insect-proof screen window 19239, non-metallic roof board 1924 composed of solar cells, non-metallic pavement board 19241, non-metallic street drainage ditch 19245, non-metallic turnstile door 19246, non-metallic tombstone sign 19247, wooden floor strip 19248, non-metallic brick floor 19249, corrugated tile 1925 and non-metallic wall brick 19251. Non-metallic flat plate for building 19252, crystal stone 19253※ rock wool products (for building) C1928, building materials for glass (excluding sanitary equipment) C1929, doors and windows made of glass fiber reinforced plastic C193, ceilings made of glass fiber reinforced plastic C1931, glass fiber reinforced plastic building components C1932, plastic steel doors and windows C1938, for building. Plastic pole C194 for building, plastic strip C1941 for building, plastic floor C1943, rubber floor C1944 (2) nonmetal mold c1991, luminous paving block c1911568 metal accessories for furniture and doors and windows, nickel-silver accessories for building or furniture 615, metal latch 622, metal window lock 635. Door metal damper 636, metal hinge *668, metal safety chain 671, metal hinge connector 673, window hanging pulley 675, window small pulley 675, window leaf bolt 614, copper ring 611, metal window bolt 6125, window metal accessory 613, close the door. Metal casters for bed 6166, metal knocker 618, metal casters for furniture 6187, metal clothes hook 622, metal door handle 6216, metal door latch 622, metal stopper 6238, flat latch 6247, spherical metal handle 631, non-electric door opener 632 and metal hinge 6. Metal hook 6352 for clothes rail, fixed towel distributor 6358 made of metal, metal accessory 638 for furniture, metal accessory 6393 for bed, metal accessory 6394 for door ※ magnetic bump C626, household metal sliding rail C64.