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公开(公告)号:US2150909A
公开(公告)日:1939-03-21
申请号:US9884936
申请日:1936-09-01
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: F23D5/00
CPC classification number: F23D5/00
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公开(公告)号:US1184820A
公开(公告)日:1916-05-30
申请号:US1914864657
申请日:1914-10-02
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
CPC classification number: B60C29/06
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公开(公告)号:US3270750A
公开(公告)日:1966-09-06
申请号:US5637760
申请日:1960-09-16
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: A24D3/04
CPC classification number: A24D3/041
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4.Fastener means including an interior fluid-pressure expandable locking portion 失效
Title translation: 紧固件包括内部流体压力可伸缩锁定部分公开(公告)号:US3213743A
公开(公告)日:1965-10-26
申请号:US29534963
申请日:1963-07-16
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: F16B19/12
CPC classification number: F16B19/12 , Y10S411/01 , Y10S411/918 , Y10T29/49943
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公开(公告)号:US1129450A
公开(公告)日:1915-02-23
申请号:US1913741196
申请日:1913-01-10
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: B60C23/00
CPC classification number: B60C23/0496 , Y10T137/3662
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公开(公告)号:US3165105A
公开(公告)日:1965-01-12
申请号:US28001663
申请日:1963-05-13
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: A24D1/12
CPC classification number: A24D1/12
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公开(公告)号:US2932526A
公开(公告)日:1960-04-12
申请号:US75620258
申请日:1958-08-20
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
CPC classification number: A45B1/02 , A45B3/00 , B62B1/12 , B62B1/14 , B62B2202/24
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公开(公告)号:US2830593A
公开(公告)日:1958-04-15
申请号:US55692856
申请日:1956-01-03
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
IPC: A24F13/00
CPC classification number: A24F13/00
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公开(公告)号:US2585224A
公开(公告)日:1952-02-12
申请号:US2413248
申请日:1948-04-30
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
CPC classification number: E02F5/30 , B02C21/02 , E01C19/466
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公开(公告)号:US1146774A
公开(公告)日:1915-07-13
申请号:US1914879730
申请日:1914-12-30
Applicant: CAMPBELL ROBERT A
Inventor: CAMPBELL ROBERT A
CPC classification number: B60C29/06
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