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经营范围
发明名称
Hélice propulsive
摘要
申请公布号
FR810883(A)
申请公布日期
1937.04.01
申请号
FRD810883
申请日期
1936.07.31
申请人
发明人
MINEZAWA MINEZO
分类号
B63H1/12
主分类号
B63H1/12
代理机构
代理人
主权项
地址
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