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公开(公告)号:US1260116A
公开(公告)日:1918-03-19
申请号:US17840417
申请日:1917-07-03
Applicant: WORLEY HORACE B
Inventor: WORLEY HORACE B
CPC classification number: A01D47/00
公开(公告)号:US1260116A
公开(公告)日:1918-03-19
申请号:US17840417
申请日:1917-07-03
Applicant: WORLEY HORACE B
Inventor: WORLEY HORACE B
CPC classification number: A01D47/00