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公开(公告)号:US1560830A
公开(公告)日:1925-11-10
申请号:US301325
申请日:1925-01-17
Applicant: ALVEY MFG COMPANY
Inventor: LANGSDORF ALEXANDER S
IPC: B65G47/68
CPC classification number: B65G47/681
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公开(公告)号:US1579545A
公开(公告)日:1926-04-06
申请号:US110725
申请日:1925-01-07
Applicant: ALVEY MFG COMPANY
Inventor: LANGSDORF ALEXANDER S
IPC: B65G47/68
CPC classification number: B65G47/681
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公开(公告)号:US1598916A
公开(公告)日:1926-09-07
申请号:US110625
申请日:1925-01-07
Applicant: ALVEY MFG COMPANY
Inventor: LANGSDORF ALEXANDER S
CPC classification number: B65G47/8846 , B65G1/08 , B65G2201/02 , B65G2205/04
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公开(公告)号:US1716448A
公开(公告)日:1929-06-11
申请号:US16260027
申请日:1927-01-21
Applicant: ALVEY MFG COMPANY
Inventor: LANGSDORF ALEXANDER S
IPC: B65G13/00 , H02K41/025
CPC classification number: B65G13/02 , H02K41/025
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