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公开(公告)号:US3401571A
公开(公告)日:1968-09-17
申请号:US59804566
申请日:1966-11-30
Applicant: HOOVER CO
Inventor: RALPH SEARLE WALTER WILLIAM
CPC classification number: F16D43/30 , B60K2702/08 , D06F37/36 , F16H61/02 , F16H2710/04 , Y10T74/1926 , Y10T74/19456 , Y10T477/32
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公开(公告)号:US2968174A
公开(公告)日:1961-01-17
申请号:US69428057
申请日:1957-11-04
Applicant: HOOVER CO
Inventor: CHARLTON BELL WILLIAM , GEORGE DUNN HAROLD , HARROW WEALD , KERSHAW HAYDON EDWARD , WILLIAM PLINT DENNIS JOHN , RALPH SEARLE WALTER WILLIAM
IPC: D06F23/02
CPC classification number: D06F23/02
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公开(公告)号:US3379945A
公开(公告)日:1968-04-23
申请号:US40827564
申请日:1964-11-02
Applicant: HOOVER CO
Inventor: HENRY MITCHELL JOHN , RALPH SEARLE WALTER WILLIAM
CPC classification number: H02P5/74 , D06F37/304 , H02K16/00 , H02P5/747
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公开(公告)号:US3159174A
公开(公告)日:1964-12-01
申请号:US10441561
申请日:1961-04-20
Applicant: HOOVER CO
Inventor: RALPH SEARLE WALTER WILLIAM , FRANK MANN EDWARD
CPC classification number: G01F23/0007 , D06F33/08 , D06F39/08 , D06F39/087 , D06F39/088 , F16L41/02 , Y10T137/3185 , Y10T137/7032 , Y10T137/729
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公开(公告)号:US3058329A
公开(公告)日:1962-10-16
申请号:US10441461
申请日:1961-04-20
Applicant: HOOVER CO
Inventor: RALPH SEARLE WALTER WILLIAM
CPC classification number: F16H9/04 , D06F23/06 , D06F37/30 , D06F37/304 , D06F37/36 , F16C1/04 , F16C2340/00 , H02P25/182 , Y10T74/19023 , Y10T74/19102 , Y10T74/19172 , Y10T74/19447
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