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发明名称
Improvements in acoustic panels
摘要
申请公布号
GB952309(A)
申请公布日期
1964.03.11
申请号
GB19630003850
申请日期
1964.01.30
申请人
HOWARD ARNOLD GARROOD
发明人
分类号
E04B1/84;E04B1/86
主分类号
E04B1/84
代理机构
代理人
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地址
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