preformed polymer concrete construction parts; namely, drains and drainage channels for collecting and discharging surface water, as well as connection pieces and cover plates therefor, catch basins and grates; prefabricated construction elements for forming borders and curbs of sportsgrounds and playfields, prefabricated borders for forming long jump, high jump and iron ball putting pits, prefabricated sand catching basins and sand screens for jumping pits, prefabricated water jump pits for forming portable water ditches used in obstacle races, clamping elements and stones for fastening and bordering artificial playing turf[; pump support bases]

'artifici':86 'ball':52 'base':91 'basin':27,58 'border':35,43,85 'catch':26,57 'channel':10 'clamp':78 'collect':12 'concret':3 'connect':20 'construct':4,31 'cover':23 'curb':37 'discharg':14 'ditch':73 'drain':7 'drainag':9 'element':32,79 'fasten':83 'form':34,45,70 'grate':29 'high':48 'iron':51 'jump':47,49,63,67 'long':46 'name':6 'obstacl':76 'part':5 'piec':21 'pit':54,64,68 'plate':24 'play':87 'playfield':41 'polym':2 'portabl':71 'prefabr':30,42,55,65 'preform':1 'pump':89 'put':53 'race':77 'sand':56,60 'screen':61 'sportsground':39 'stone':81 'support':90 'surfac':15 'therefor':25 'turf':88 'use':74 'water':16,66,72 'well':18

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