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发明名称
Perfectionnements aux segments de pistons
摘要
申请公布号
FR684341(A)
申请公布日期
1930.06.24
申请号
FRD684341
申请日期
1929.11.04
申请人
发明人
BELLEM LOUIS-HENBI-LIBER;FOSS ERLING-CHRISTIAN
分类号
F16J9/28
主分类号
F16J9/28
代理机构
代理人
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地址
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