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发明名称
CLEANING DEVICE
摘要
申请公布号
JPH0312687(A)
申请公布日期
1991.01.21
申请号
JP19890146585
申请日期
1989.06.12
申请人
RICOH CO LTD
发明人
SANPEI ATSUSHI
分类号
G03G21/10;G03G21/00
主分类号
G03G21/10
代理机构
代理人
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地址
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