-
公开(公告)号:US3496742A
公开(公告)日:1970-02-24
申请号:US3496742D
申请日:1968-04-22
Applicant: SQUARE D CO
Inventor: ROTHWEILER RICHARD C , BEARD KENNETH R
CPC classification number: E05C5/04 , Y10T70/5867 , Y10T70/7955 , Y10T70/8649
-
公开(公告)号:US3472303A
公开(公告)日:1969-10-14
申请号:US3472303D
申请日:1968-04-22
Applicant: SQUARE D CO
Inventor: BEARD KENNETH R
CPC classification number: F16B41/002 , Y10S411/999
-