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经营范围
发明名称
SCHIENE FUER HAENGEDECKEN
摘要
申请公布号
DE8314392(U1)
申请公布日期
1984.10.31
申请号
DED8314392U
申请日期
1983.05.16
申请人
ARMSTRONG WORLD INDUSTRIES, INC., LANCASTER, PA., US
发明人
分类号
E04B9/06;(IPC1-7):E04B5/55;E04C3/07
主分类号
E04B9/06
代理机构
代理人
主权项
地址
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