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发明名称
Railway car door operating mechanism
摘要
申请公布号
US3373700(A)
申请公布日期
1968.03.19
申请号
US19640363452
申请日期
1964.04.29
申请人
REYNOLDS METALS COMPANY
发明人
RIDDER ERNST J. DE
分类号
B61D7/26
主分类号
B61D7/26
代理机构
代理人
主权项
地址
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