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经营范围
发明名称
Transducteurs à semi-conducteurs
摘要
申请公布号
FR1381754(A)
申请公布日期
1964.12.14
申请号
FR19640961757
申请日期
1964.01.28
申请人
RAYTHEON COMPANY
发明人
分类号
G01L1/18;H01L29/00;H04R23/00
主分类号
G01L1/18
代理机构
代理人
主权项
地址
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