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经营范围
发明名称
PROCEDIMIENTO PARA REFORMAR UN SISTEMA DE TECHO EXISTENTE.
摘要
申请公布号
ES435683(A1)
申请公布日期
1977.02.16
申请号
ES19830004356
申请日期
1975.03.17
申请人
ARMSTRONG CORK COMPANY
发明人
分类号
E04B9/16;E04B;E04G;(IPC1-7):04B/;04G/
主分类号
E04B9/16
代理机构
代理人
主权项
地址
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