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公开(公告)号:US881752A
公开(公告)日:1908-03-10
申请号:US1907361117
申请日:1907-03-07
Applicant: WAGNER MFG COMPANY
Inventor: WELLS ELMER J , FULLER JAMES M
CPC classification number: A01D90/00
公开(公告)号:US881752A
公开(公告)日:1908-03-10
申请号:US1907361117
申请日:1907-03-07
Applicant: WAGNER MFG COMPANY
Inventor: WELLS ELMER J , FULLER JAMES M
CPC classification number: A01D90/00