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公开(公告)号:US890105A
公开(公告)日:1908-06-09
申请号:US1907372158
申请日:1907-05-06
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01F15/145
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公开(公告)号:US851785A
公开(公告)日:1907-04-30
申请号:US1906350179
申请日:1906-12-31
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01D45/10
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公开(公告)号:US1028799A
公开(公告)日:1912-06-04
申请号:US1911665354
申请日:1911-12-12
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01D45/02
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公开(公告)号:US875749A
公开(公告)日:1908-01-07
申请号:US1906309644
申请日:1906-04-03
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01D45/02
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公开(公告)号:US854917A
公开(公告)日:1907-05-28
申请号:US1906299753
申请日:1906-02-06
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01F15/046
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公开(公告)号:US951922A
公开(公告)日:1910-03-15
申请号:US1908463094
申请日:1908-11-17
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01D59/00
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公开(公告)号:US927613A
公开(公告)日:1909-07-13
申请号:US1907364149
申请日:1907-03-23
Applicant: TILSON WILLIAM H
Inventor: TILSON WILLIAM H
CPC classification number: A01D45/02
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