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发明名称
CLEANING DEVICE
摘要
申请公布号
JPH02302785(A)
申请公布日期
1990.12.14
申请号
JP19890123808
申请日期
1989.05.17
申请人
SEIKO EPSON CORP
发明人
IWASHITA MASAAKI
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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