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发明名称
Perfectionnements aux vannes à levier, notamment pour extincteurs d'incendie
摘要
申请公布号
FR923159(A)
申请公布日期
1947.06.30
申请号
FRD923159
申请日期
1946.01.21
申请人
ETABLISSEMENTS PHILLIPS & PAIN
发明人
分类号
A62C99/00
主分类号
A62C99/00
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代理人
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