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公开(公告)号:US2391577A
公开(公告)日:1945-12-25
申请号:US47973743
申请日:1943-03-19
Applicant: ROPER CORP GEO D
Inventor: LARSON SWAN E
CPC classification number: F16C33/78 , F16J15/38 , Y10S277/918
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公开(公告)号:US2714857A
公开(公告)日:1955-08-09
申请号:US24488851
申请日:1951-09-04
Applicant: ROPER CORP GEO D
Inventor: ALBRIGHT JOHN R , LARSON SWAN E
IPC: F04C2/16
CPC classification number: F04C2/16
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公开(公告)号:US2203828A
公开(公告)日:1940-06-11
申请号:US10823636
申请日:1936-10-29
Applicant: ROPER CORP GEO D
Inventor: LARSON SWAN E
CPC classification number: F04B53/166 , F04B9/10 , F04B53/00 , F04B53/10 , F05C2201/0475 , F05C2201/0478 , Y10T137/7929
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