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发明名称
Segment de piston auto-lubrifiant
摘要
申请公布号
FR1045372(A)
申请公布日期
1953.11.25
申请号
FRD1045372
申请日期
1951.11.22
申请人
AKTIENGESELLSCHAFT FU:R BERGBAU-UND HU:TTENBEDARF
发明人
分类号
F16J9/26
主分类号
F16J9/26
代理机构
代理人
主权项
地址
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