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发明名称
Dispositif de joint pour rails destiné à réduire le bruit et les secousses des véhicules de chemin de fer
摘要
申请公布号
FR845326(A)
申请公布日期
1939.08.18
申请号
FRD845326
申请日期
1938.10.28
申请人
发明人
CERIOLI OSVALDO
分类号
E01B11/58
主分类号
E01B11/58
代理机构
代理人
主权项
地址
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