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公开(公告)号:US2742807A
公开(公告)日:1956-04-24
申请号:US41838954
申请日:1954-03-24
Applicant: GARDNER DENVER CO
Inventor: FERM WILLIAM P , CHAFFEE WALTER C
IPC: B25B21/00 , B25B23/145
CPC classification number: B23P19/069 , B25B21/002 , B25B23/145
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2.
公开(公告)号:US2854870A
公开(公告)日:1958-10-07
申请号:US47366254
申请日:1954-12-07
Applicant: GARDNER DENVER CO
Inventor: CHAFFEE WALTER C , ROBINSON CLAUDE L
CPC classification number: B23Q5/265 , B23Q11/04 , Y10S408/702 , Y10T408/18 , Y10T408/6757
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公开(公告)号:US2868044A
公开(公告)日:1959-01-13
申请号:US49184455
申请日:1955-03-03
Applicant: GARDNER DENVER CO
Inventor: CHAFFEE WALTER C , ROBINSON CLAUDE L
CPC classification number: B23B49/008 , Y10T408/3839 , Y10T408/564
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公开(公告)号:US2851295A
公开(公告)日:1958-09-09
申请号:US47633254
申请日:1954-12-20
Applicant: GARDNER DENVER CO
Inventor: CHAFFEE WALTER C
IPC: B25B23/00
CPC classification number: B25B23/0035 , Y10S279/904 , Y10S279/905 , Y10T279/17761 , Y10T279/17811 , Y10T403/604 , Y10T403/7039
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