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发明名称
Elektrisk apparat af halvledende materiale.
摘要
申请公布号
DK79305(C)
申请公布日期
1955.05.31
申请号
DK19490001604
申请日期
1949.05.12
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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