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发明名称
ZONE MELTING METHOD
摘要
申请公布号
JPS56160396(A)
申请公布日期
1981.12.10
申请号
JP19800061565
申请日期
1980.05.09
申请人
KOGYO GIJUTSUIN
发明人
WATANABE MASANOBU;MORIKAWA TAKITAROU;SHIMADA JIYUNICHI
分类号
C30B13/24;C30B13/22
主分类号
C30B13/24
代理机构
代理人
主权项
地址
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