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经营范围
发明名称
Railway vehicle
摘要
申请公布号
US2047148(A)
申请公布日期
1936.07.07
申请号
US19340722051
申请日期
1934.04.24
申请人
MARTHA JOHANNA KOELKEBECK
发明人
KOELKEBECK CARL W. A.
分类号
B61D15/10
主分类号
B61D15/10
代理机构
代理人
主权项
地址
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