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公开(公告)号：US911192A
公开(公告)日：1909-02-02
申请号：US1908425085
申请日：1908-04-04
Applicant: ZIELENSKI CHARLES
Inventor： ZIELENSKI CHARLES
IPC: E05C19/18
CPC classification number: E05C19/184 , Y10T70/358 , Y10T70/439 , Y10T70/5199 , Y10T70/60
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