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发明名称
Trouveur de direction pour véhicule tel que avion ou bateau
摘要
申请公布号
FR815007(A)
申请公布日期
1937.07.05
申请号
FRD815007
申请日期
1936.12.12
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
分类号
G01S3/42
主分类号
G01S3/42
代理机构
代理人
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