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1.Cover ring and leveling screw assembly for underfloor wiring duct junction box 失效
Title translation: 地板接线盒接线盒盖环和调平螺丝总成公开(公告)号:US3414154A
公开(公告)日:1968-12-03
申请号:US63892367
申请日:1967-05-16
Applicant: SQUARE D CO
Inventor: ROSE MANNING I , ZIMMERMAN ROBERT C
IPC: H02G3/18
CPC classification number: H02G3/185 , Y10S411/999
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公开(公告)号:US3405834A
公开(公告)日:1968-10-15
申请号:US63844267
申请日:1967-05-15
Applicant: SQUARE D CO
Inventor: BUTLER DE FOREST D , ZIMMERMAN ROBERT C
IPC: E04B5/48
CPC classification number: E04B5/48
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