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发明名称
Luftudstrømningsanordning ved Ventilationsapparater.
摘要
申请公布号
DK45330(C)
申请公布日期
1932.02.29
申请号
DKD45330
申请日期
1930.09.30
申请人
ALEXANDER WILLIAM STEWART
发明人
ALEXANDER WILLIAM STEWART
分类号
主分类号
代理机构
代理人
主权项
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