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Checkbook and account record
摘要
申请公布号
US2244908(A)
申请公布日期
1941.06.10
申请号
US19400313912
申请日期
1940.01.15
申请人
FINNILA ALFRED A
发明人
FINNILA ALFRED A.
分类号
B42D5/02
主分类号
B42D5/02
代理机构
代理人
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