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公开(公告)号:US2998122A
公开(公告)日:1961-08-29
申请号:US62055556
申请日:1956-11-05
Applicant: JOHN MOAR
Inventor: JOHN MOAR
IPC: B65G21/00
CPC classification number: B65G21/005
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公开(公告)号:US2998122A
公开(公告)日:1961-08-29
申请号:US62055556
申请日:1956-11-05
Applicant: JOHN MOAR
Inventor: JOHN MOAR
IPC: B65G21/00
CPC classification number: B65G21/005