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公开(公告)号：US1582854A
公开(公告)日：1926-04-27
申请号：US52858522
申请日：1922-01-11
Applicant: PERFECT WINDOW REGULATOR CORP
Inventor： NORWOOD HARRY E , MAIER FREDERICK G
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2900/55 , Y10T74/1884
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