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发明名称
Propeller and method of manufacturing the same
摘要
申请公布号
US1984044(A)
申请公布日期
1934.12.11
申请号
US19300460902
申请日期
1930.06.13
申请人
HEINRICH SUKOHL
发明人
SUKOHL HEINRICH
分类号
B64C11/20
主分类号
B64C11/20
代理机构
代理人
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地址
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