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发明名称
Dispositif émetteur d'ondes sonores
摘要
申请公布号
FR87803(E)
申请公布日期
1966.05.20
申请号
FR19640981168
申请日期
1964.07.08
申请人
INSTITUT FRANCAIS DU PETROLE, DES CARBURANTS ET LUBRIFIANTS
发明人
CHOLET JACQUES;FAIL JEAN-PIERRE
分类号
F42D3/06;G01V1/104;G01V1/393;G08B3/14
主分类号
F42D3/06
代理机构
代理人
主权项
地址
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