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发明名称
COPYING MAGNIFICATION CHANGE DEVICE
摘要
申请公布号
JPH06130502(A)
申请公布日期
1994.05.13
申请号
JP19900411486
申请日期
1990.12.18
申请人
RICOH CO LTD
发明人
OTA SAKAE
分类号
G03B27/34;G03G15/04;G03G15/041;(IPC1-7):G03B27/34
主分类号
G03B27/34
代理机构
代理人
主权项
地址
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