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公开(公告)号:US3288313A
公开(公告)日:1966-11-29
申请号:US37653064
申请日:1964-06-19
Applicant: HAMILTON DOUGLAS D
Inventor: HAMILTON DOUGLAS D
IPC: A01G23/08 , A01G23/097 , B27L1/05 , B66C1/58 , B66C23/70
CPC classification number: B66C1/585 , A01G23/08 , A01G23/097 , B27L1/05 , B66C23/703
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公开(公告)号:US1356141A
公开(公告)日:1920-10-19
申请号:US36262320
申请日:1920-03-01
Applicant: HAMILTON DOUGLAS D
Inventor: HAMILTON DOUGLAS D
IPC: A47C17/80
CPC classification number: A47C17/80
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公开(公告)号:US3227295A
公开(公告)日:1966-01-04
申请号:US41708364
申请日:1964-12-09
Applicant: HAMILTON DOUGLAS D , RAOUL RANZENHOFER
Inventor: HAMILTON DOUGLAS D , RAOUL RANZENHOFER
IPC: A01G23/00
CPC classification number: A01G23/006
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