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发明名称
Cercle à calcul pour la détermination rapide des fréquences de résonance des circuits accordés des réactances et des capacitances
摘要
申请公布号
FR1409481(A)
申请公布日期
1965.08.27
申请号
FR19640983048
申请日期
1964.07.25
申请人
发明人
LEUDEVILLE ALEXANDRE PETIT DE
分类号
G06G1/04
主分类号
G06G1/04
代理机构
代理人
主权项
地址
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