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经营范围
发明名称
Screw propeller
摘要
申请公布号
US2353190(A)
申请公布日期
1944.07.11
申请号
US19380233270
申请日期
1938.10.04
申请人
ALBERT RUPP
发明人
RUPP ALBERT
分类号
B64C11/36
主分类号
B64C11/36
代理机构
代理人
主权项
地址
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