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经营范围
发明名称
MULTIPLE SOUND INSULATING WALL
摘要
申请公布号
JPS5475115(A)
申请公布日期
1979.06.15
申请号
JP19770140675
申请日期
1977.11.25
申请人
HITACHI LTD
发明人
SHIMOIDE SHINICHI;NISHIBE KUNIHIKO;KASHIWARA YASUNARI
分类号
G10K11/16;E04B1/82;G10K11/02
主分类号
G10K11/16
代理机构
代理人
主权项
地址
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