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公开(公告)号:US2556641A
公开(公告)日:1951-06-12
申请号:US2860748
申请日:1948-05-22
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B02C7/10
CPC classification number: B02C7/10
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公开(公告)号:US2448245A
公开(公告)日:1948-08-31
申请号:US57104345
申请日:1945-01-02
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B24B41/06
CPC classification number: B24B41/066 , Y10T74/2057
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公开(公告)号:US2345318A
公开(公告)日:1944-03-28
申请号:US46156542
申请日:1942-10-10
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B23G1/16
CPC classification number: B23G1/16 , Y10T408/93
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公开(公告)号:US2253492A
公开(公告)日:1941-08-26
申请号:US31768840
申请日:1940-02-07
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B23B11/00
CPC classification number: B23B11/00 , Y10T29/5158 , Y10T408/476
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公开(公告)号:US2253491A
公开(公告)日:1941-08-26
申请号:US31768740
申请日:1940-02-07
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B23G1/26
CPC classification number: B23G1/261 , Y10T408/72
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公开(公告)号:US2740595A
公开(公告)日:1956-04-03
申请号:US27685952
申请日:1952-03-15
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B64C27/10
CPC classification number: B64C27/10
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公开(公告)号:US2400187A
公开(公告)日:1946-05-14
申请号:US54511144
申请日:1944-07-15
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B23G1/32
CPC classification number: B23G1/32 , Y10T407/1902 , Y10T408/907
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公开(公告)号:US2369273A
公开(公告)日:1945-02-13
申请号:US48023743
申请日:1943-03-23
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
CPC classification number: B23D77/00 , B23D2277/02 , B23G5/062 , B23G5/20 , B23G2200/143 , B23G2200/146 , B23G2210/12 , Y10T407/1902 , Y10T408/9048 , Y10T408/906 , Y10T408/90993
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公开(公告)号:US2313312A
公开(公告)日:1943-03-09
申请号:US38648541
申请日:1941-04-02
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
IPC: B23B31/02
CPC classification number: B23B31/02 , Y10T29/49934 , Y10T29/49936 , Y10T29/49938 , Y10T403/47 , Y10T408/95
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公开(公告)号:US2290936A
公开(公告)日:1942-07-28
申请号:US37049940
申请日:1940-12-17
Applicant: BAKEWELL HARDING F
Inventor: BAKEWELL HARDING F
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