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公开(公告)号:US2596354A
公开(公告)日:1952-05-13
申请号:US13144849
申请日:1949-12-06
Applicant: BETHLEHEM STEEL CORP
Inventor: ZOLLINGER WALTER H
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公开(公告)号:US2596353A
公开(公告)日:1952-05-13
申请号:US75903947
申请日:1947-07-05
Applicant: BETHLEHEM STEEL CORP
Inventor: ZOLLINGER WALTER H
CPC classification number: F16J13/24 , B01J3/03 , Y10T292/1049 , Y10T292/1092
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公开(公告)号:US2441526A
公开(公告)日:1948-05-11
申请号:US54863744
申请日:1944-08-09
Applicant: BETHLEHEM STEEL CORP
Inventor: ZOLLINGER WALTER H
CPC classification number: B01D35/12 , B01D29/117 , B01D29/52 , B01D29/668 , B01D37/04
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