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发明名称
SOUND INSULATING STRUCTURES
摘要
申请公布号
GB8314159(D0)
申请公布日期
1983.06.29
申请号
GB19830014159
申请日期
1983.05.23
申请人
SOUND ENG LTD
发明人
分类号
E04C2/52;E06B5/20;E06B7/02;F24F13/24;(IPC1-7):E04B1/74
主分类号
E04C2/52
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