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经营范围
发明名称
Light transmissive sound absorbing member.
摘要
申请公布号
EP0657870(A3)
申请公布日期
1995.11.15
申请号
EP19940119324
申请日期
1994.12.07
申请人
NITTO BOSEKI CO., LTD.
发明人
FUJIWARA, KYOJI
分类号
E04B1/74;E04B1/84;E04B1/86;E04C2/54;E06B3/67;G10K11/16;(IPC1-7):G10K11/16
主分类号
E04B1/74
代理机构
代理人
主权项
地址
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