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发明名称
摘要
申请公布号
DE3644640(C2)
申请公布日期
1988.07.14
申请号
DE19863644640
申请日期
1986.12.29
申请人
RICOH CO., LTD., TOKIO/TOKYO, JP
发明人
KOIZUMI, YUTAKA, YOKOHAMA, KANAGAWA, JP
分类号
G03G15/01;(IPC1-7):G03G15/01
主分类号
G03G15/01
代理机构
代理人
主权项
地址
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