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发明名称
Card rack
摘要
申请公布号
US2112925(A)
申请公布日期
1938.04.05
申请号
US19360071085
申请日期
1936.03.27
申请人
STROMBERG ELECTRIC COMPANY
发明人
OSTLER ERNEST S.
分类号
B42F17/08
主分类号
B42F17/08
代理机构
代理人
主权项
地址
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