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公开(公告)号:US3253191A
公开(公告)日:1966-05-24
申请号:US14445461
申请日:1961-10-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: TREUTING ROBERT G , WERNICK JACK H
CPC classification number: H01F6/06 , C22C16/00 , C22C27/02 , H01L39/00 , Y10S420/901 , Y10S505/805 , Y10S505/806 , Y10S505/815 , Y10S505/822 , Y10S505/93 , Y10T29/49014
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公开(公告)号:US2659271A
公开(公告)日:1953-11-17
申请号:US14582750
申请日:1950-02-23
Applicant: BELL TELEPHONE LABOR INC
Inventor: TREUTING ROBERT G
IPC: G02B13/14
CPC classification number: G02B13/14 , Y10S501/904
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3.
公开(公告)号:US2419237A
公开(公告)日:1947-04-22
申请号:US57341445
申请日:1945-01-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: TREUTING ROBERT G
IPC: H01L21/00 , H01L29/417
CPC classification number: H01L21/00 , H01L29/417
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