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发明名称
Récepteur microphonique sous-marin de fréquence suprasonore
摘要
申请公布号
FR832891(A)
申请公布日期
1938.10.04
申请号
FRD832891
申请日期
1937.05.25
申请人
ATELIERS J. CARPENTIER
发明人
分类号
G01S1/72
主分类号
G01S1/72
代理机构
代理人
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