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经营范围
发明名称
Verfahren und Vorrichtung zum Aufziehen von Kristallen aus einer Schmelze
摘要
申请公布号
CH433190(A)
申请公布日期
1967.04.15
申请号
CH19620013647
申请日期
1962.11.20
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
JOHANNES VEGTER,HENDRIK;GERARDUS VAN RUN,ADRIANUS MARTINUS JACOBUS
分类号
C30B15/30
主分类号
C30B15/30
代理机构
代理人
主权项
地址
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