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发明名称
Perfectionnements aux presse-étoupe ou joints pour l'arbre de rotor des pompes à eau
摘要
申请公布号
FR832042(A)
申请公布日期
1938.09.20
申请号
FRD832042
申请日期
1938.01.13
申请人
L. GARDNER & SONS LIMITED
发明人
GARDNER JOSEPH;GARDNER JOHN KYNASTON
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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