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公开(公告)号：US2619345A
公开(公告)日：1952-11-25
申请号：US7860749
申请日：1949-02-26
Applicant: BYRNE DOORS INC
Inventor： DAVIDSON CHARLES S
IPC: E05F15/16
CPC classification number: E05F15/665 , E05Y2201/21 , E05Y2201/22 , E05Y2201/246 , E05Y2201/26 , E05Y2201/266 , E05Y2201/462 , Y10T74/18832
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