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经营范围
发明名称
An improved automatic boat piloting apparatus
摘要
申请公布号
GB510873(A)
申请公布日期
1939.08.08
申请号
GB19380000519
申请日期
1938.01.07
申请人
LEONID ANDREEVICH DUNAJEFF
发明人
分类号
G05D1/02
主分类号
G05D1/02
代理机构
代理人
主权项
地址
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