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公开(公告)号：US2851296A
公开(公告)日：1958-09-09
申请号：US45152154
申请日：1954-08-23
Applicant: AUGUST KOBELI
Inventor： EDUARD GUYAZ
CPC classification number: E05F5/02 , E05F5/08 , E05Y2201/212 , E05Y2201/264 , Y10T292/0883 , Y10T292/1078 , Y10T292/702
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