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发明名称
SOUNDPROOF FLOOR
摘要
申请公布号
JPH05248075(A)
申请公布日期
1993.09.24
申请号
JP19910250697
申请日期
1991.09.30
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
MAEDA FUTOSHI;OKUZAWA MASAYUKI
分类号
B32B15/08;B32B15/10;B32B21/08;E04F15/04;E04F15/18;(IPC1-7):E04F15/18
主分类号
B32B15/08
代理机构
代理人
主权项
地址
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