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公开(公告)号:US1532856A
公开(公告)日:1925-04-07
申请号:US74409724
申请日:1924-10-17
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T , JOHN DILOT
IPC: B21D24/16
CPC classification number: B21D24/16 , Y10T74/2151
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公开(公告)号:US1846464A
公开(公告)日:1932-02-23
申请号:US44923730
申请日:1930-05-02
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: B62D21/02
CPC classification number: B62D21/02
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公开(公告)号:US1933954A
公开(公告)日:1933-11-07
申请号:US45937930
申请日:1930-06-05
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: B23K11/04
CPC classification number: B23K11/043
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4.
公开(公告)号:US1408156A
公开(公告)日:1922-02-28
申请号:US45007421
申请日:1921-03-05
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: B25H1/00
CPC classification number: B25H1/00
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公开(公告)号:US1966401A
公开(公告)日:1934-07-10
申请号:US53971431
申请日:1931-05-25
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: F16B19/06
CPC classification number: F16B19/06 , Y10T24/4709 , Y10T29/49915 , Y10T29/49943
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公开(公告)号:US1872385A
公开(公告)日:1932-08-16
申请号:US44105630
申请日:1930-04-02
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
CPC classification number: F16B37/065 , B21D39/03 , F16B5/0225 , Y10S411/967 , Y10T29/49915 , Y10T29/49922 , Y10T29/49943 , Y10T403/4634
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公开(公告)号:US1872055A
公开(公告)日:1932-08-16
申请号:US43509030
申请日:1930-03-12
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T , HEINEMAN WARREN F , CRAWFORD WILLIAM E
IPC: B23K11/087
CPC classification number: B23K11/0873
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8.Mechanism for positioning and actuating special machines and tools 失效
Title translation: 定位和执行专用机床和工具的机构公开(公告)号:US1491182A
公开(公告)日:1924-04-22
申请号:US50778521
申请日:1921-10-14
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: B23Q7/14
CPC classification number: B23Q7/1489 , Y10T29/5196 , Y10T29/53543
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公开(公告)号:US1925087A
公开(公告)日:1933-09-05
申请号:US57798331
申请日:1931-11-30
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: A47B27/18
CPC classification number: A47B27/18
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公开(公告)号:US1872386A
公开(公告)日:1932-08-16
申请号:US44923630
申请日:1930-05-02
Applicant: SMITH CORP A O
Inventor: ANDREN BIRGER T
IPC: B62D21/02
CPC classification number: B62D21/02
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