发明名称 Construction material
摘要 A building material for cement based facing such as stucco and brick facing. A thin layer of water impervious epoxy is applied to one side of a wallboard or plywood sheeting. Sand is imbedded in the epoxy in a manner to fully cover the epoxy. The sand surface provides a compatible bonding surface for stucco and mortar which are then applied in a conventional manner.
申请公布号 US4680907(A) 申请公布日期 1987.07.21
申请号 US19850791999 申请日期 1985.10.28
申请人 WILLIAMS, RICHARD D. 发明人 WILLIAMS, RICHARD D.
分类号 E04B1/64;E04F13/04;(IPC1-7):E04C1/40 主分类号 E04B1/64
代理机构 代理人
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