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公开(公告)号:US2781903A
公开(公告)日:1957-02-19
申请号:US47739454
申请日:1954-12-23
Applicant: COMPTOIR IND ETIRAGE
Inventor: JEAN BUFFET , ANDRE GUEUSSIER
IPC: C22C19/05
CPC classification number: C22C19/055 , Y10S72/70
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公开(公告)号:US2810478A
公开(公告)日:1957-10-22
申请号:US34919753
申请日:1953-04-16
Applicant: COMPTOIR IND ETIRAGE
Inventor: JACQUES SEJOURNET , JEAN BUFFET
IPC: B21C23/32
CPC classification number: B21C23/32
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公开(公告)号:US2893555A
公开(公告)日:1959-07-07
申请号:US57813756
申请日:1956-04-13
Applicant: COMPTOIR IND ETIRAGE
Inventor: JEAN BUFFET , JOSEPH MERIAUX
IPC: B21C23/32
CPC classification number: B21C23/32
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公开(公告)号:US2765528A
公开(公告)日:1956-10-09
申请号:US30438252
申请日:1952-08-14
Applicant: COMPTOIR IND ETIRAGE
Inventor: JEAN BUFFET
IPC: B21J5/10
CPC classification number: B21J5/10
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