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发明名称
摘要
申请公布号
DE2733187(C2)
申请公布日期
1990.08.02
申请号
DE19772733187
申请日期
1977.07.22
申请人
RICOH CO., LTD., TOKIO/TOKYO, JP
发明人
FUJIMURA, ITARU;ENDO, KATUTOSHI, TOKIO/TOKYO, JP
分类号
G03G5/08;G03G5/10
主分类号
G03G5/08
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代理人
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