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经营范围
发明名称
METHOD FOR GROWING SINGLE CRYSTAL
摘要
申请公布号
JPH02172892(A)
申请公布日期
1990.07.04
申请号
JP19880325202
申请日期
1988.12.22
申请人
NEC CORP
发明人
ITO KATSUHISA;KUWANO YASUHIKO
分类号
C30B15/00;C30B29/22
主分类号
C30B15/00
代理机构
代理人
主权项
地址
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