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发明名称
Copying machine
摘要
申请公布号
US3031942(A)
申请公布日期
1962.05.01
申请号
US19600000420
申请日期
1960.01.04
申请人
SPEED-O-PRINT BUSINESS MACHINES
发明人
CARLSON JOHN W.
分类号
G03B27/30
主分类号
G03B27/30
代理机构
代理人
主权项
地址
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