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经营范围
发明名称
Acoustic wave phase varying apparatus and sound insulating wall
摘要
申请公布号
EP0798426(B1)
申请公布日期
2000.04.19
申请号
EP19960117510
申请日期
1996.10.31
申请人
MITSUBISHI DENKI KABUSHIKI KAISHA
发明人
TSUKAMOTO, KOJI;OOTSUTA, KATSUHISA;OHHAMA, SHIGEYA;OGAWA, SADAO
分类号
E04B1/82;E01F8/00;E04B1/84;G10K11/16;G10K11/178;(IPC1-7):E04B1/82
主分类号
E04B1/82
代理机构
代理人
主权项
地址
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