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发明名称
Perfectionnements apportés à la modulation d'oscillations à fréquence phonique par des signaux carrés
摘要
申请公布号
FR1441857(A)
申请公布日期
1966.06.10
申请号
FR19650022567
申请日期
1965.06.28
申请人
DANFOSS A/S
发明人
分类号
H03C1/56;H04L27/04
主分类号
H03C1/56
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