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发明名称
Dispositif simplifié de vidange d'un réservoir avec obturation automatique de l'orifice d'évacuation en fin de vidange permettant l'emploi de réservoir en matière plastique
摘要
申请公布号
FR1176783(A)
申请公布日期
1959.04.15
申请号
FRD1176783
申请日期
1957.06.18
申请人
发明人
BOUDES ROBERT;MAS FERNAND;MAS JOSEPH;SERRE JOSEPH
分类号
E03D1/34
主分类号
E03D1/34
代理机构
代理人
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地址
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