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公开(公告)号:US3019894A
公开(公告)日:1962-02-06
申请号:US77349658
申请日:1958-11-12
Applicant: CEFILAC
Inventor: JEAN DELCROIX , RENE HUBERT , RENE HEINTZ
CPC classification number: B21C23/212 , B21C35/04
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公开(公告)号:TW017595B
公开(公告)日:1974-12-01
申请号:TW06310863
申请日:1974-04-29
Applicant: CEFILAC
Inventor: RENE HUBERT
IPC: B30B
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公开(公告)号:DE1814392A1
公开(公告)日:1969-07-03
申请号:DE1814392
申请日:1968-12-13
Applicant: CEFILAC
Inventor: RENE HUBERT
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