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经营范围
发明名称
Improved wall structure for sound attenuating apparatus
摘要
申请公布号
EP0821207(A3)
申请公布日期
2001.07.11
申请号
EP19970630045
申请日期
1997.07.25
申请人
AAF INTERNATIONAL
发明人
FURSE, JOHN H.
分类号
F24F13/24;(IPC1-7):F24F13/24;F24F13/20
主分类号
F24F13/24
代理机构
代理人
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地址
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