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发明名称
Accounting board
摘要
申请公布号
US2435684(A)
申请公布日期
1948.02.10
申请号
US19450586890
申请日期
1945.04.06
申请人
CHARLES R. HADLEY COMPANY
发明人
JONES JESSE M.
分类号
B41L3/14
主分类号
B41L3/14
代理机构
代理人
主权项
地址
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