发明名称 METHODS OF MAKING FABRIC COVERED CEILLING BOARD
摘要 The invention herein is directed to a method of providing a ceiling board with a fabric facing. The fabric facing is molded to the irregular shape of the ceiling board so that there is no wrinkling or gathering of the fabric as it is shaped to the configuration of the ceiling board. The lack of wrinkling and gathering is secured without the use of a laborious hand-cutting operation.
申请公布号 GB2023059(B) 申请公布日期 1982.12.15
申请号 GB19790019376 申请日期 1979.06.04
申请人 ARMSTRONG CORK CO 发明人
分类号 B27N7/00;B29C63/00;B32B37/14;(IPC1-7):29C27/22;29C27/12 主分类号 B27N7/00
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