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发明名称
VERTICAL DIFFUSION FURNACE
摘要
申请公布号
JPH04196522(A)
申请公布日期
1992.07.16
申请号
JP19900328351
申请日期
1990.11.28
申请人
NEC CORP
发明人
ISHITANI SHIGERU
分类号
H01L21/22;H01L21/205;H01L21/223;H01L21/31
主分类号
H01L21/22
代理机构
代理人
主权项
地址
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