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发明名称
Propeller for aircraft
摘要
申请公布号
US2293224(A)
申请公布日期
1942.08.18
申请号
US19390290171
申请日期
1939.08.15
申请人
HEINRICH SUKOHL
发明人
SUKOHL HEINRICH
分类号
B64C11/22
主分类号
B64C11/22
代理机构
代理人
主权项
地址
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