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发明名称
Dispositif générateur de signaux rectangulaires et commutateur électronique à voies multiples
摘要
申请公布号
FR940299(A)
申请公布日期
1948.12.08
申请号
FRD940299
申请日期
1947.01.23
申请人
LABORATOIRE D'ETUDES RADIO-ELECTRONIQUES ET DE TELEVISION
发明人
分类号
H03B13/00;H04J3/04
主分类号
H03B13/00
代理机构
代理人
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