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发明名称
IMPROVEMENTS IN AND RELATING TO TRAIN BRAKE COUPLING SYSTEMS
摘要
申请公布号
GB1274714(A)
申请公布日期
1972.05.17
申请号
GB19690029931
申请日期
1969.06.12
申请人
DRESSER INDUSTRIES, INC.
发明人
分类号
B61G7/14;B60T17/04;B61G5/08;B61G7/00
主分类号
B61G7/14
代理机构
代理人
主权项
地址
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