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经营范围
发明名称
Control of adjustable screw propellers
摘要
申请公布号
US2280654(A)
申请公布日期
1942.04.21
申请号
US19380213586
申请日期
1938.06.14
申请人
JUNKERS FLUGZEUG-UND-MOTORENWERKE AKTIENGESELLSCHAFT
发明人
MADER OTTO
分类号
B64C11/42
主分类号
B64C11/42
代理机构
代理人
主权项
地址
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