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发明名称
Perfectionnements aux valves à commande pneumatique
摘要
申请公布号
FR1001993(A)
申请公布日期
1952.02.29
申请号
FRD1001993
申请日期
1946.07.10
申请人
ETABLISSEMENTS MERLIN & GERIN
发明人
LATOUR ANDRE
分类号
F16K31/36
主分类号
F16K31/36
代理机构
代理人
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地址
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