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公开(公告)号：US2906288A
公开(公告)日：1959-09-29
申请号：US59605656
申请日：1956-07-05
Applicant: SPECIALTIES DEV CORP
Inventor： HERBERT YOUNG DAVID
CPC classification number: G05D16/0655 , A61M16/10 , A62B9/022 , Y10T137/7782 , Y10T137/7826 , Y10T137/8122
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