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经营范围
发明名称
METHOD OF CLEANING TOOLS
摘要
申请公布号
JPS63123887(A)
申请公布日期
1988.05.27
申请号
JP19860268217
申请日期
1986.11.10
申请人
NEC CORP
发明人
YAMAMOTO YUICHI
分类号
C04B41/80;C04B41/89;C04B41/91;H01L21/22
主分类号
C04B41/80
代理机构
代理人
主权项
地址
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