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公开(公告)号:US2726680A
公开(公告)日:1955-12-13
申请号:US31471052
申请日:1952-10-14
Applicant: PLESSEY CO LTD
Inventor: FREDERICK BAINES
IPC: F15B13/04
CPC classification number: F15B13/04 , Y10T137/87064 , Y10T137/87177 , Y10T137/87233 , Y10T137/88046
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公开(公告)号:US3088493A
公开(公告)日:1963-05-07
申请号:US15892461
申请日:1961-11-06
Applicant: PLESSEY CO LTD
Inventor: FREDERICK BAINES , WILLIAM SHEFFIELD KENNETH JOHN
CPC classification number: F15B1/103 , F15B2201/205 , F15B2201/31 , F15B2201/3153 , F15B2201/32 , F15B2201/41 , F15B2201/4155 , F16J3/047
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公开(公告)号:US3015262A
公开(公告)日:1962-01-02
申请号:US81122359
申请日:1959-05-05
Applicant: PLESSEY CO LTD
Inventor: FREDERICK BAINES
IPC: A01F15/08
CPC classification number: A01F15/0825
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