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公开(公告)号：US3282328A
公开(公告)日：1966-11-01
申请号：US32772763
申请日：1963-12-03
Applicant: DAWSON
Inventor： MUSHRO VICTOR G , DAWSON JOHN H
CPC classification number: A47H19/00 , A47H2201/01 , A47K3/38 , Y10S428/90 , Y10T24/32
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