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公开(公告)号:US2437578A
公开(公告)日:1948-03-09
申请号:US58828645
申请日:1945-04-14
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: A45D33/00
CPC classification number: A45D33/008
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公开(公告)号:US1737397A
公开(公告)日:1929-11-26
申请号:US19456927
申请日:1927-05-27
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: E05C17/28
CPC classification number: E05C17/28 , Y10T292/299 , Y10T292/302
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公开(公告)号:US3089375A
公开(公告)日:1963-05-14
申请号:US83272059
申请日:1959-08-10
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: B21D28/00
CPC classification number: B21D28/002 , Y10T83/8759 , Y10T83/8785 , Y10T83/8788 , Y10T83/8858
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公开(公告)号:US3035857A
公开(公告)日:1962-05-22
申请号:US68807057
申请日:1957-10-03
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: F16L37/23 , F16L37/32 , F16L37/367
CPC classification number: F16L37/367 , F16L37/23 , F16L37/32 , Y10T137/87957
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公开(公告)号:US3016707A
公开(公告)日:1962-01-16
申请号:US845960
申请日:1960-02-12
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
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16.Mechanisms for hydraulically controlling movement of pads in dies 失效
Title translation: 液压控制模具中垫片运动的机理公开(公告)号:US2890669A
公开(公告)日:1959-06-16
申请号:US45527054
申请日:1954-09-10
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: B21D24/02
CPC classification number: B21D24/02
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17.Circulating systems for hydraulic liquid between storage tanks and cylinders 失效
Title translation: 储罐与气瓶之间的液压液循环系统公开(公告)号:US2842357A
公开(公告)日:1958-07-08
申请号:US64363557
申请日:1957-03-04
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
CPC classification number: F15B21/042 , B21D24/02
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公开(公告)号:US3147657A
公开(公告)日:1964-09-08
申请号:US9136261
申请日:1961-02-24
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: B21D28/00
CPC classification number: B21D28/002 , Y10T83/2159 , Y10T83/8858 , Y10T83/8867 , Y10T83/9476
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公开(公告)号:US2924446A
公开(公告)日:1960-02-09
申请号:US78865359
申请日:1959-01-23
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: B21D24/02
CPC classification number: B21D24/02
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20.Circulating systems for hydraulic liquid between tanks and cylinders 失效
Title translation: 液压缸和气缸之间的液压液循环系统公开(公告)号:US2901238A
公开(公告)日:1959-08-25
申请号:US70366757
申请日:1957-12-18
Applicant: WILLIAMSON FLOYD M
Inventor: WILLIAMSON FLOYD M
IPC: B21D24/02
CPC classification number: B21D24/02
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