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发明名称
WRITING DEVICE
摘要
申请公布号
JPH05103175(A)
申请公布日期
1993.04.23
申请号
JP19910153521
申请日期
1991.06.25
申请人
RICOH CO LTD
发明人
YASUDA YUJI
分类号
B41J2/525;G03G15/00;G03G15/01;G03G15/04;H04N1/23;H04N1/29;H04N1/50
主分类号
B41J2/525
代理机构
代理人
主权项
地址
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