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发明名称
Perfectionnement aux garnitures de rattrapage de jeu pour logements de tirefends de voies ferrées
摘要
申请公布号
FR967977(A)
申请公布日期
1950.11.16
申请号
FRD967977
申请日期
1948.06.14
申请人
发明人
STREIT MICHEL-JACQUES-MAX
分类号
E01B9/16;F16B37/12
主分类号
E01B9/16
代理机构
代理人
主权项
地址
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