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公开(公告)号:US1755958A
公开(公告)日:1930-04-22
申请号:US24819628
申请日:1928-01-20
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
CPC classification number: A01D34/475 , A01D34/42 , A01D2101/00
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公开(公告)号:US1588373A
公开(公告)日:1926-06-08
申请号:US51124421
申请日:1921-10-29
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
CPC classification number: B60B7/0013 , B60B7/14 , B60B27/0026 , B60B27/065 , B60B35/121 , B60B35/163 , B60B37/00 , B60B2310/305 , B60B2380/14 , B60Y2200/10
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公开(公告)号:US1782304A
公开(公告)日:1930-11-18
申请号:US23486327
申请日:1927-11-21
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
IPC: A01D34/47
CPC classification number: A01D34/475 , A01D2101/00 , Y10T74/13
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公开(公告)号:US1709791A
公开(公告)日:1929-04-16
申请号:US17779127
申请日:1927-03-23
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
IPC: A01D34/47
CPC classification number: A01D34/475 , A01D2101/00
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公开(公告)号:US1344536A
公开(公告)日:1920-06-22
申请号:US23008818
申请日:1918-04-22
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
IPC: B23G1/04
CPC classification number: B23G1/04 , Y10T82/20 , Y10T82/2585
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公开(公告)号:US1798021A
公开(公告)日:1931-03-24
申请号:US24819728
申请日:1928-01-20
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
IPC: A01D34/42 , A01D43/063
CPC classification number: A01D43/063 , A01D2101/00
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公开(公告)号:US1486758A
公开(公告)日:1924-03-11
申请号:US40389920
申请日:1920-08-16
Applicant: ERNEST JERRAM ARTHUR
Inventor: ERNEST JERRAM ARTHUR
IPC: A01D34/42
CPC classification number: A01D34/46 , A01D2101/00 , Y10S56/18 , Y10T16/499
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