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公开(公告)号：US2227431A
公开(公告)日：1941-01-07
申请号：US21389638
申请日：1938-06-15
Applicant: STANDARD PRODUCTS CO
Inventor： BARNETTE LE ROY T , HAHN FREDERICK L
IPC: E06B9/01
CPC classification number: E06B9/01
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