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发明名称
Distribution à soupapes pour locomotives à vapeur à deux ou trois cylindres
摘要
申请公布号
FR684122(A)
申请公布日期
1930.06.21
申请号
FRD684122
申请日期
1928.05.02
申请人
HUGO LENTZ & CO
发明人
分类号
F01L29/04
主分类号
F01L29/04
代理机构
代理人
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