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公开(公告)号:US1281259A
公开(公告)日:1918-10-15
申请号:US9596816
申请日:1916-05-06
Applicant: AMMANN HERMAN
Inventor: AMMANN HERMAN
CPC classification number: A01J11/10
公开(公告)号:US1281259A
公开(公告)日:1918-10-15
申请号:US9596816
申请日:1916-05-06
Applicant: AMMANN HERMAN
Inventor: AMMANN HERMAN
CPC classification number: A01J11/10