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公开(公告)号:US2360776A
公开(公告)日:1944-10-17
申请号:US41981241
申请日:1941-11-21
Applicant: SCREW CONVEYOR CORP
Inventor: KOZAK JOSEPH L , ABRAHAM CLARENCE F
IPC: B65G33/32
CPC classification number: B65G33/32
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公开(公告)号:US2301728A
公开(公告)日:1942-11-10
申请号:US33714440
申请日:1940-05-25
Applicant: SCREW CONVEYOR CORP
Inventor: KOZAK JOSEPH L , ABRAHAM CLARENCE F
CPC classification number: B65G17/126 , B65G15/44 , B65G2201/04
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3.
公开(公告)号:US2279201A
公开(公告)日:1942-04-07
申请号:US35822840
申请日:1940-09-25
Applicant: SCREW CONVEYOR CORP
Inventor: KOZAK JOSEPH L , ABRAHAM CLARENCE F
IPC: B65G33/32
CPC classification number: B65G33/32 , Y10T403/55
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