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1.Method of passing wire, cable sheath and the like through a wall 失效
Title translation: 将电线,电缆护套等穿过墙壁的方法公开(公告)号:US3091683A
公开(公告)日:1963-05-28
申请号:US80616959
申请日:1959-04-13
Applicant: PHILIPS CORP
CPC classification number: H02G3/0616 , H01B17/306 , H01J5/40 , H01J2893/0035