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发明名称
Production of silicon with a predetermined impurity content
摘要
申请公布号
US3155621(A)
申请公布日期
1964.11.03
申请号
US19620210310
申请日期
1962.07.13
申请人
THE PLESSEY COMPANY LIMITED
发明人
COWLARD FREDERICK C.;PENHALE LEIGHTON G.
分类号
C30B25/02
主分类号
C30B25/02
代理机构
代理人
主权项
地址
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