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经营范围
发明名称
Improvements in and relating to screw propellers for driving air-craft and water-craft
摘要
申请公布号
GB460912(A)
申请公布日期
1937.02.08
申请号
GB19350022311
申请日期
1935.08.07
申请人
JUNKERS-MOTORENBAU, G.M.B.H.
发明人
分类号
B64C11/30
主分类号
B64C11/30
代理机构
代理人
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地址
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