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发明名称
HIGH SPEED PRINTER INCLUDING CHANGEABLE CODE MEANS
摘要
申请公布号
US3673957(A)
申请公布日期
1972.07.04
申请号
USD3673957
申请日期
1969.02.17
申请人
SCM CORP.
发明人
JOHN GUZAK JR.
分类号
B41J1/32;(IPC1-7):B41J7/54;G08C9/06
主分类号
B41J1/32
代理机构
代理人
主权项
地址
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