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发明名称
PREFABRICATED SUSPENDED CEILING
摘要
申请公布号
PL288763(A1)
申请公布日期
1992.07.27
申请号
PL19910288763
申请日期
1991.01.21
申请人
STYCZYNSKI ANDRZEJ
发明人
STYCZYNSKI ANDRZEJ
分类号
(IPC1-7):E04B5/52
主分类号
(IPC1-7):E04B5/52
代理机构
代理人
主权项
地址
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