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发明名称
VENTILATION DUCT UNIT
摘要
申请公布号
SU1097767(A1)
申请公布日期
1984.06.15
申请号
SU19813231518
申请日期
1981.01.05
申请人
CHERNOV VLADIMIR K,SU
发明人
CHERNOV VLADIMIR K,SU
分类号
E04F17/04;(IPC1-7):E04F17/04
主分类号
E04F17/04
代理机构
代理人
主权项
地址
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