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发明名称
SOUNDABSORBING BOX
摘要
申请公布号
GB1557534(A)
申请公布日期
1979.12.12
申请号
GB19780002054
申请日期
1978.01.18
申请人
HEYCOP BEHEER BV
发明人
分类号
E06B7/02;E06B7/08;F24F13/24;(IPC1-7):F01N1/24
主分类号
E06B7/02
代理机构
代理人
主权项
地址
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