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发明名称
BUILDING WALL WITH HEATING AND VENTILATION AIR DUCTS
摘要
申请公布号
PL284416(A1)
申请公布日期
1991.09.23
申请号
PL19900284416
申请日期
1990.03.19
申请人
ADAMEK ZBIGNIEW
发明人
ADAMEK ZBIGNIEW
分类号
E04B1/74;(IPC1-7):E04B1/74
主分类号
E04B1/74
代理机构
代理人
主权项
地址
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