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发明名称
Turbine impeller
摘要
申请公布号
US1788307(A)
申请公布日期
1931.01.06
申请号
US19290362164
申请日期
1929.05.11
申请人
RUDOLF LACK
发明人
LACK RUDOLF
分类号
F03B3/14
主分类号
F03B3/14
代理机构
代理人
主权项
地址
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