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公开(公告)号：US726190A
公开(公告)日：1903-04-21
申请号：US1902108696
申请日：1902-05-23
Applicant: RANDLE ALEXANDER ELI
Inventor： RANDLE ALEXANDER ELI
CPC classification number: E05D15/0634 , E05Y2201/64 , Y10T16/3834
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