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发明名称
Dispositif d'obturation pour appareil fonctionnant sous le vide
摘要
申请公布号
FR1236312(A)
申请公布日期
1960.07.15
申请号
FR19590805629
申请日期
1959.09.21
申请人
APPLIED RESEARCH LABORATORIES, INC.
发明人
分类号
F16K3/06
主分类号
F16K3/06
代理机构
代理人
主权项
地址
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