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11.
公开(公告)号:US2626234A
公开(公告)日:1953-01-20
申请号:US9852249
申请日:1949-06-11
Applicant: STANDARD OIL DEV CO
Inventor: BARR FRANK T , REX WALTER A
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公开(公告)号:US2613832A
公开(公告)日:1952-10-14
申请号:US76742247
申请日:1947-08-08
Applicant: STANDARD OIL DEV CO
Inventor: OGORZALY HENRY J , REX WALTER A
IPC: B01J8/00
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公开(公告)号:US2608526A
公开(公告)日:1952-08-26
申请号:US71640946
申请日:1946-12-14
Applicant: STANDARD OIL DEV CO
Inventor: REX WALTER A
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公开(公告)号:US2577631A
公开(公告)日:1951-12-04
申请号:US6802848
申请日:1948-12-29
Applicant: STANDARD OIL DEV CO
Inventor: REX WALTER A , NELSON KARL J
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