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发明名称
Perfectionnements apportés aux segments de piston
摘要
申请公布号
FR763282(A)
申请公布日期
1934.04.26
申请号
FRD763282
申请日期
1933.11.02
申请人
发明人
VELITCHKO BRONISLAW
分类号
F16J9/06
主分类号
F16J9/06
代理机构
代理人
主权项
地址
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