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发明名称
Relais mécano-pneumatique
摘要
申请公布号
FR992937(A)
申请公布日期
1951.10.24
申请号
FRD992937
申请日期
1944.10.06
申请人
LE CONTROLE EXACT
发明人
分类号
F15B5/00;F16K31/365
主分类号
F15B5/00
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代理人
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