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发明名称
Card patching machine
摘要
申请公布号
US2295903(A)
申请公布日期
1942.09.15
申请号
US19410387373
申请日期
1941.04.07
申请人
THE DETROIT EDISON COMPANY
发明人
KENNEDY DAVID C. K.
分类号
G06K21/08
主分类号
G06K21/08
代理机构
代理人
主权项
地址
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