作者: Emilio Ramon Goitiandia
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摘要: A cat litter box having a right angle rectangular prismatic configuration formed from rigid cardboard base including bottom and upstanding side walls joined to the at fold lines an impermeable laminar covering of plastic sheet material over opposite surfaces 5 base. The is slightly longer wider than sheets are marginal regions beyond edges panels defining attached define open areas between adjacent walls. When folded up, excess adhered walls, closure flaps holding upright.