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发明名称
IMAGE FORMING APPARATUS HAVING AN EXCHANGEABLE UNIT EXCHANGE TIMING INDICATING DEVICE
摘要
申请公布号
US5066978(A)
申请公布日期
1991.11.19
申请号
US19890359012
申请日期
1989.05.31
申请人
FUJITSU LIMITED
发明人
WATARAI, SHINICHI;YASUDA, MEGUMI;HOUKI, YOJI;NISHIO, YUKIO
分类号
G03G21/00;G03G15/00;G03G21/18
主分类号
G03G21/00
代理机构
代理人
主权项
地址
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