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公开(公告)号:US1923597A
公开(公告)日:1933-08-22
申请号:US53085431
申请日:1931-04-17
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
IPC: F01M9/06
CPC classification number: F01M9/06
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公开(公告)号:US1263166A
公开(公告)日:1918-04-16
申请号:US4605715
申请日:1915-08-18
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
CPC classification number: F04B9/02 , B60C23/10 , Y10T74/18256
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公开(公告)号:US2400581A
公开(公告)日:1946-05-21
申请号:US44756042
申请日:1942-06-18
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
CPC classification number: F01L13/0026 , F01L13/02
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公开(公告)号:US2287714A
公开(公告)日:1942-06-23
申请号:US30300439
申请日:1939-11-06
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
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公开(公告)号:US2260983A
公开(公告)日:1941-10-28
申请号:US26342139
申请日:1939-03-22
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
CPC classification number: F01L1/2411 , F01L13/0063
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公开(公告)号:US2151877A
公开(公告)日:1939-03-28
申请号:US5079935
申请日:1935-11-20
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
CPC classification number: F16M11/10 , A47F5/00 , F16M11/2021 , F16M11/2085 , F16M11/24 , F16M13/02 , F16M2200/025 , F16M2200/044
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公开(公告)号:US1996132A
公开(公告)日:1935-04-02
申请号:US61063332
申请日:1932-05-11
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
IPC: E21B10/64
CPC classification number: E21B10/64
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公开(公告)号:US1968185A
公开(公告)日:1934-07-31
申请号:US41764929
申请日:1929-12-31
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
CPC classification number: F16D55/26 , F16D53/00 , F16D2065/024
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公开(公告)号:US1851553A
公开(公告)日:1932-03-29
申请号:US46116430
申请日:1930-06-14
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
IPC: B23P15/10
CPC classification number: B23P15/10 , Y10S29/026 , Y10T29/49249 , Y10T29/49758 , Y10T29/4976 , Y10T82/10
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公开(公告)号:US1758302A
公开(公告)日:1930-05-13
申请号:US27995328
申请日:1928-05-23
Applicant: WALKER CLINTON L
Inventor: WALKER CLINTON L
IPC: F02F3/10
CPC classification number: F02F3/105 , F05C2201/021 , F05C2201/0448
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