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公开(公告)号：US3163883A
公开(公告)日：1965-01-05
申请号：US8747360
申请日：1960-10-07
Applicant: INTERNAT MACGREGOR ORGANIZATIO
Inventor： HUGO OLSSON NILS
IPC: B63B19/203 , E05D3/06
CPC classification number: E05D3/122 , B63B19/203 , E05D3/06 , E05Y2201/646 , E05Y2201/656 , E05Y2201/71 , E05Y2900/514 , Y10T16/541
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