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发明名称
Door lift device
摘要
申请公布号
US2261600(A)
申请公布日期
1941.11.04
申请号
US19390277976
申请日期
1939.06.08
申请人
AMERICAN CAR AND FOUNDRY COMPANY
发明人
WILLOUGHBY VICTOR
分类号
B61D19/00
主分类号
B61D19/00
代理机构
代理人
主权项
地址
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