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公开(公告)号:US2948767A
公开(公告)日:1960-08-09
申请号:US60186556
申请日:1956-08-03
Applicant: UNION CARBIDE CORP
Inventor: JOHNSON RICHARD E , DARLAND JR WILLIAM G , GRULKE CARL A , CAHOON NELSON C , SCHAEFER HUGH F
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2.
公开(公告)号:US2945079A
公开(公告)日:1960-07-12
申请号:US66673057
申请日:1957-06-19
Applicant: UNION CARBIDE CORP
Inventor: JOHNSON RICHARD E , CAHOON NELSON C , SCHAEFER HUGH F
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