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发明名称
Dispositif d'étanchéité pour piston et cylindre
摘要
申请公布号
FR1378777(A)
申请公布日期
1964.11.13
申请号
FR19640959824
申请日期
1964.01.09
申请人
发明人
WETTSTEIN FRITZ ALEXANDER
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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