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发明名称
Frameworks for hanging ceilings
摘要
申请公布号
GB856600(A)
申请公布日期
1960.12.21
申请号
GB19590015165
申请日期
1959.05.04
申请人
HEYBROEK ZELANDER N. V.
发明人
分类号
E04B9/12;E04B9/14;E04B9/20
主分类号
E04B9/12
代理机构
代理人
主权项
地址
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