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公开(公告)号:US2825362A
公开(公告)日:1958-03-04
申请号:US37100553
申请日:1953-07-29
Applicant: HANNIFIN CORP
Inventor: HICKS JR FREDERICK W
IPC: F15B20/00
CPC classification number: F15B20/001 , Y10T137/87209
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公开(公告)号:US2821355A
公开(公告)日:1958-01-28
申请号:US49645755
申请日:1955-03-24
Applicant: HANNIFIN CORP
Inventor: HICKS JR FREDERICK W
IPC: F16K31/42
CPC classification number: F16K31/423 , Y10T137/86686
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公开(公告)号:US2754840A
公开(公告)日:1956-07-17
申请号:US33392153
申请日:1953-01-29
Applicant: HANNIFIN CORP
Inventor: HICKS JR FREDERICK W
CPC classification number: F16K31/423 , F15B13/02 , Y10S277/91 , Y10T137/5196 , Y10T137/7668 , Y10T137/86815 , Y10T137/87201 , Y10T137/87225 , Y10T137/87507
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