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发明名称
Perfectionnements apportés aux moyens pour faire cesser l'occlusion de récipients tels, notamment, que ceux que comportent les extincteurs d'incendie
摘要
申请公布号
FR888926(A)
申请公布日期
1943.12.27
申请号
FRD888926
申请日期
1942.08.18
申请人
发明人
EXER MICHEL
分类号
A62C13/00
主分类号
A62C13/00
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