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发明名称
Dispositif permettant de rendre pratiquement impossible le repérage par le son d'un avion en vol
摘要
申请公布号
FR799940(A)
申请公布日期
1936.06.23
申请号
FRD799940
申请日期
1935.03.26
申请人
发明人
JACQUES CHARLES MARIE ROVEROLIS DE RIG;MENIER ANTOINE
分类号
F01N1/16
主分类号
F01N1/16
代理机构
代理人
主权项
地址
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