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发明名称
SOUNDPROOF ROOM
摘要
申请公布号
JPH06240893(A)
申请公布日期
1994.08.30
申请号
JP19930027021
申请日期
1993.02.16
申请人
YAMAHA CORP
发明人
TAKEUCHI NANAYUKI;IMANISHI MASAO;KONDO KATSUFUMI;MATSUMOTO TAKASHI
分类号
E04B1/99;E04H1/12;(IPC1-7):E04H1/12
主分类号
E04B1/99
代理机构
代理人
主权项
地址
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