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公开(公告)号:US2948230A
公开(公告)日:1960-08-09
申请号:US65302257
申请日:1957-04-15
Applicant: IND RES COMPANY
Inventor: SHELTON LUTHER L
IPC: F04C2/344
CPC classification number: F04C2/3448
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公开(公告)号:US2945466A
公开(公告)日:1960-07-19
申请号:US64629957
申请日:1957-03-15
Applicant: IND RES COMPANY
Inventor: SHELTON LUTHER L
IPC: B63B1/18
CPC classification number: B63B1/18
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