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发明名称
SENSIBLE ACOUSTIC MAT
摘要
申请公布号
JPH067238(A)
申请公布日期
1994.01.18
申请号
JP19910191624
申请日期
1991.07.31
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
ISHII KATSUMI
分类号
A47G27/00;H04R1/00;H04R17/00;(IPC1-7):A47G27/00
主分类号
A47G27/00
代理机构
代理人
主权项
地址
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