prov:value
| - The foraminous membranes are fixedly attached by latches, clamps, bolts, and other mechanisms appropriately understood by those skilled in the art.Compositionally, the foraminous membranes can be composed of molded plastic or wire-reinforced plastic and compositionally can be polyethylene, polypropylene, polyester, polyamide or nylon, polyvinyl chloride, polyurethane, or similarly inert material t
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