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公开(公告)号:US2558885A
公开(公告)日:1951-07-03
申请号:US3270648
申请日:1948-06-12
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R , BROOKS RALPH C
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公开(公告)号:US2524488A
公开(公告)日:1950-10-03
申请号:US1479848
申请日:1948-03-13
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
IPC: F02D27/00
CPC classification number: F02D27/00
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公开(公告)号:US2512043A
公开(公告)日:1950-06-20
申请号:US2924348
申请日:1948-05-26
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
IPC: B60T15/48
CPC classification number: B60T13/268 , B60T15/48
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公开(公告)号:US2457610A
公开(公告)日:1948-12-28
申请号:US48804043
申请日:1943-05-22
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
IPC: F01L13/00
CPC classification number: F01L13/00 , F01L2760/002 , Y10S74/08 , Y10T74/18096 , Y10T74/20238 , Y10T137/87113
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公开(公告)号:US2422596A
公开(公告)日:1947-06-17
申请号:US43277642
申请日:1942-02-28
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
CPC classification number: F16D48/04 , B63H21/213 , B63H21/22 , F16D25/14 , F16D2048/0254 , Y10T74/19433 , Y10T137/7832 , Y10T477/6805
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公开(公告)号:US2413390A
公开(公告)日:1946-12-31
申请号:US53818344
申请日:1944-05-31
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
CPC classification number: F02D27/02 , G05D16/10 , Y10S74/08 , Y10T74/18096
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公开(公告)号:US2396448A
公开(公告)日:1946-03-12
申请号:US50470143
申请日:1943-10-02
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
CPC classification number: B63H21/22 , B63H21/213 , B63H23/08 , F01L13/00 , F15B9/12 , Y10S74/08 , Y10T74/18096
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公开(公告)号:US2383278A
公开(公告)日:1945-08-21
申请号:US46379242
申请日:1942-10-29
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
CPC classification number: F15B9/12 , B63H21/213 , B63H21/22 , B63H23/08 , Y10T137/2409 , Y10T137/87064 , Y10T137/87201
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公开(公告)号:US2028631A
公开(公告)日:1936-01-21
申请号:US66247933
申请日:1933-03-24
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
IPC: B60T13/36
CPC classification number: B60T13/365
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公开(公告)号:US2598023A
公开(公告)日:1952-05-27
申请号:US10992549
申请日:1949-08-12
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor: STEVENS ROY R
IPC: F16H61/02 , F16H61/662
CPC classification number: F16H61/662 , F16H61/0262 , F16H2708/06
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