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发明名称
Dispositif de déplacement assisté des clapets, tiroirs, vannes..., applicable aux pompes en général en vue d'augmenter leur vitesse de fonctionnement et leur débit,et d'étendre leurs possibilités d'utilisation
摘要
申请公布号
FR1155333(A)
申请公布日期
1958.04.25
申请号
FRD1155333
申请日期
1956.08.02
申请人
发明人
BASTIE FRANCISQUE
分类号
F04B1/06;F04B1/16;F04B49/02
主分类号
F04B1/06
代理机构
代理人
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地址
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