Magnetic plug and socket assembly
作者： Manuel Jerair Tolegian
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lens.org 参考文章(5)
Joseph M Harcharek, Electrical plug receptacle for remote control of loads ,(1948)
Donald S Ross, Flush floor electric outlet ,(1939)
Manuel J Tolegian, Magnetic electrical coupling ,(1961)
Jack A Roberts, Isaac F Giles, Multiple-socket electric plug ,(1925)
Charles Maurice, Douille réglable pour lampe électrique ,(1927)