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经营范围
发明名称
UPSTAIRS SOUND ABSORBING LAYER
摘要
申请公布号
JPS6263735(A)
申请公布日期
1987.03.20
申请号
JP19850202540
申请日期
1985.09.14
申请人
SAITO JOJI
发明人
SAITO JOJI
分类号
E04B1/86;G10K11/16
主分类号
E04B1/86
代理机构
代理人
主权项
地址
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