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公开(公告)号:US2807445A
公开(公告)日:1957-09-24
申请号:US43708054
申请日:1954-06-16
Applicant: GRISCOM RUSSELL CO
Inventor: GARDNER KARL A
CPC classification number: F22G3/009 , F28F9/0229 , Y10T29/49348
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公开(公告)号:US2423203A
公开(公告)日:1947-07-01
申请号:US47654443
申请日:1943-02-20
Applicant: UNION CARBIDE & CARBON CORP
Inventor: OLDHAM SAMUEL R
IPC: B21K21/08
CPC classification number: B21K21/08 , Y10T29/49348 , Y10T428/12292
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公开(公告)号:US2368716A
公开(公告)日:1945-02-06
申请号:US43764642
申请日:1942-04-04
Applicant: MARRA DANIEL A
Inventor: MARRA DANIEL A
IPC: F23D14/54
CPC classification number: F23D14/54 , Y10T29/49348 , Y10T29/49432
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公开(公告)号:US2350952A
公开(公告)日:1944-06-06
申请号:US51250543
申请日:1943-12-01
Applicant: JAMES H LEVI
Inventor: ACORD JOHN L
IPC: B21K21/08
CPC classification number: B21K21/08 , Y10T29/49348
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公开(公告)号:US2254758A
公开(公告)日:1941-09-02
申请号:US31786940
申请日:1940-02-08
Applicant: SMITH WELDING EQUIPMENT CORP
Inventor: SMITH ELMER H
IPC: B21K21/08
CPC classification number: B21K21/08 , Y10T29/49348
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公开(公告)号:US2254757A
公开(公告)日:1941-09-02
申请号:US28275039
申请日:1939-07-03
Applicant: SMITH WELDING EQUIPMENT CORP
Inventor: SMITH ELMER H
IPC: B21K21/08
CPC classification number: B21K21/08 , Y10T29/49348
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公开(公告)号:US2151271A
公开(公告)日:1939-03-21
申请号:US5299635
申请日:1935-12-05
Applicant: WETMORE REAMER COMPANY
Inventor: EDWARD HASSIG
IPC: F23Q9/00
CPC classification number: F23Q9/00 , Y10T29/49348
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公开(公告)号:US1968620A
公开(公告)日:1934-07-31
申请号:US58462032
申请日:1932-01-04
Applicant: ROTH ADOLF N
Inventor: ROTH ADOLF N
IPC: F23D14/04
CPC classification number: F23D14/04 , Y10T29/49348
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公开(公告)号:US1947755A
公开(公告)日:1934-02-20
申请号:US35312929
申请日:1929-04-06
Applicant: LINDE AIR PROD CO
Inventor: BUCKNAM WORTHY C , JONES GEORGE I
IPC: F23D14/54
CPC classification number: F23D14/54 , Y10T29/49348 , Y10T29/49432
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公开(公告)号:US1869260A
公开(公告)日:1932-07-26
申请号:US57903231
申请日:1931-12-04
Applicant: JENKINS ALEXANDER F
Inventor: JENKINS ALEXANDER F
IPC: B21K21/08
CPC classification number: F23D14/52 , Y10T29/49348
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