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公开(公告)号：US1953389A
公开(公告)日：1934-04-03
申请号：US58959832
申请日：1932-01-29
Applicant: STANDARD SHIPPING COMPANY
Inventor： ARTHUR BOLTON , KEDWARD THOMAS A
IPC: B63B25/10
CPC classification number: B63B25/10
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