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公开(公告)号:US3336939A
公开(公告)日:1967-08-22
申请号:US35310864
申请日:1964-03-19
Applicant: DURIRON CO
Inventor: FREED JACOB B , SCHENCK JR ROBERT C
CPC classification number: F16K5/0689 , F16K27/067 , Y10T137/7036
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公开(公告)号:US3326519A
公开(公告)日:1967-06-20
申请号:US34923264
申请日:1964-03-04
Applicant: DURIRON CO
Inventor: FREED JACOB B
IPC: F16K5/02
CPC classification number: F16K5/0264
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公开(公告)号:US3276739A
公开(公告)日:1966-10-04
申请号:US31933863
申请日:1963-10-28
Applicant: DURIRON CO
Inventor: FREED JACOB B
IPC: F16K5/02
CPC classification number: F16K5/0264 , F16K5/025 , F16K5/0271 , Y10T137/7036
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公开(公告)号:US3199835A
公开(公告)日:1965-08-10
申请号:US13529861
申请日:1961-08-31
Applicant: DURIRON CO
Inventor: FREED JACOB B
CPC classification number: F16K5/0264 , F16K5/0271 , F16K5/0471 , F16K5/08
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公开(公告)号:US2987295A
公开(公告)日:1961-06-06
申请号:US82935359
申请日:1959-07-24
Applicant: DURIRON CO
Inventor: SCHENCK ROBERT C , FREED JACOB B
IPC: F16K5/02
CPC classification number: F16K5/0271
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16.Pump rotary seal assembly and method of assembling and servicing same 失效
Title translation: 泵旋转密封组件及其组装和维修方法公开(公告)号:US2945709A
公开(公告)日:1960-07-19
申请号:US74911858
申请日:1958-07-17
Applicant: DURIRON CO
Inventor: FREED JACOB B , SHARPE ROBERT F
IPC: F04D29/62
CPC classification number: F04D29/628 , Y10T29/49719
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