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发明名称
Dispositif de lubrification pour boîtes d'essieux de véhicules de chemins de fer
摘要
申请公布号
FR921770(A)
申请公布日期
1947.05.19
申请号
FRD921770
申请日期
1945.11.28
申请人
发明人
EVENO GEORGES
分类号
B61F17/12
主分类号
B61F17/12
代理机构
代理人
主权项
地址
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