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发明名称
CHECKWRITER
摘要
申请公布号
US3570756(A)
申请公布日期
1971.03.16
申请号
USD3570756
申请日期
1968.05.17
申请人
ADDMASTER CORP.
发明人
MICHAEL W. GREY
分类号
B41K3/00;G06C11/00;G06C15/04;(IPC1-7):G06C29/00;G06K15/06
主分类号
B41K3/00
代理机构
代理人
主权项
地址
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