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经营范围
发明名称
CRUCIBLE FOR CRYSTAL GROWTH
摘要
申请公布号
JPS6437486(A)
申请公布日期
1989.02.08
申请号
JP19870192613
申请日期
1987.08.03
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
NAKANISHI HIDEO;HOSHIKAWA KEIGO;KODA HIROKI
分类号
C30B11/00;C30B27/00;C30B29/42
主分类号
C30B11/00
代理机构
代理人
主权项
地址
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