| http://www.w3.org/ns/prov#value | - In one aspect, the present invention is a layered product made in a mold and having a honeycomb core having cells filled with a foam material, the product having: (a) a central honeycomb core having cells filled with a foam material, the foam material having been cured inside the mold; and, (b) a first layer of a cured preform impregnated with a resin transfer molding (RTM) resin system above the
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