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经营范围
发明名称
Compas compensé, notamment pour transports aériens
摘要
申请公布号
FR44799(E)
申请公布日期
1935.04.06
申请号
FRD44799
申请日期
1934.05.14
申请人
发明人
ROBERT
分类号
G01C17/00
主分类号
G01C17/00
代理机构
代理人
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地址
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