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经营范围
发明名称
MAGNETRON SPUTTERING CATHODE
摘要
申请公布号
JPH02306522(A)
申请公布日期
1990.12.19
申请号
JP19890127523
申请日期
1989.05.20
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
ASANO HIDEFUMI;ASAHI MASAYOSHI;MICHIGAMI OSAMU
分类号
H01J23/04
主分类号
H01J23/04
代理机构
代理人
主权项
地址
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