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发明名称
Distribution à soupapes pour machines réversibles, spécialement pour locomotives à vapeur
摘要
申请公布号
FR837483(A)
申请公布日期
1939.02.10
申请号
FRD837483
申请日期
1938.05.03
申请人
发明人
LENTZ HUGO JOHANNES
分类号
F01L13/02;F01L31/14;F01L31/16
主分类号
F01L13/02
代理机构
代理人
主权项
地址
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