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经营范围
发明名称
METHOD AND APPARATUS FOR CLEANING
摘要
申请公布号
JPH04120730(A)
申请公布日期
1992.04.21
申请号
JP19900240014
申请日期
1990.09.12
申请人
HITACHI LTD
发明人
OTSUBO TORU
分类号
H01L21/302;B08B7/00;H01L21/304;H01L21/3065
主分类号
H01L21/302
代理机构
代理人
主权项
地址
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