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公开(公告)号:US2830308A
公开(公告)日:1958-04-15
申请号:US54100455
申请日:1955-10-17
Applicant: GREEN LELAND W
Inventor: GREEN LELAND W
IPC: B63B7/06
CPC classification number: B63B7/06 , B63B2007/003
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公开(公告)号:US3041204A
公开(公告)日:1962-06-26
申请号:US80163159
申请日:1959-03-24
Applicant: GREEN LELAND W
Inventor: GREEN LELAND W
IPC: B05C7/08
CPC classification number: B05C7/08
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