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经营范围
发明名称
Perfectionnements aux accouplements de conduite de trains
摘要
申请公布号
FR721461(A)
申请公布日期
1932.03.03
申请号
FRD721461
申请日期
1931.07.04
申请人
发明人
THOMPSON DEAN HARPER
分类号
A47G19/22;B61G5/08
主分类号
A47G19/22
代理机构
代理人
主权项
地址
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