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经营范围
发明名称
Improvements in or relating to linings for ceilings, walls and the like
摘要
申请公布号
GB637887(A)
申请公布日期
1950.05.31
申请号
GB19470030044
申请日期
1947.07.17
申请人
J. H. BEAN & COMPANY LIMITED;HUGH KNOTHE
发明人
分类号
E04F13/08
主分类号
E04F13/08
代理机构
代理人
主权项
地址
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