-
1.Centralized digital traffic counting system for recording and control 失效
Title translation: 集中数字流量计数系统进行记录和控制公开(公告)号:US3322940A
公开(公告)日:1967-05-30
申请号:US24981063
申请日:1963-01-07
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L , HANNULA FRED W , PALLAT LUDWIG R
CPC classification number: G08G1/0104 , G08G1/01
-
公开(公告)号:US3152327A
公开(公告)日:1964-10-06
申请号:US83158659
申请日:1959-08-04
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
IPC: G08G5/06
CPC classification number: G08G5/0026 , G08G5/065
-
公开(公告)号:US3239653A
公开(公告)日:1966-03-08
申请号:US5786460
申请日:1960-09-08
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
CPC classification number: G06G7/76 , G06G7/163 , G08G1/0104
-
公开(公告)号:US3161876A
公开(公告)日:1964-12-15
申请号:US85783059
申请日:1959-12-07
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
-
公开(公告)号:US3059232A
公开(公告)日:1962-10-16
申请号:US73224858
申请日:1958-05-01
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
IPC: G08G1/01
CPC classification number: G08G1/0104
-
公开(公告)号:US3024443A
公开(公告)日:1962-03-06
申请号:US77771158
申请日:1958-12-02
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L , MIDLOCK BERNARD J
IPC: G01P3/60
CPC classification number: G01P3/60
-
公开(公告)号:US3195126A
公开(公告)日:1965-07-13
申请号:US65870457
申请日:1957-05-13
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
IPC: G08G1/01
CPC classification number: G08G1/0104
-
公开(公告)号:US3128446A
公开(公告)日:1964-04-07
申请号:US68808057
申请日:1957-10-03
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
IPC: G08G1/081
CPC classification number: G08G1/081
-
公开(公告)号:US3107338A
公开(公告)日:1963-10-15
申请号:US78525859
申请日:1959-01-06
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
-
公开(公告)号:US3082949A
公开(公告)日:1963-03-26
申请号:US85177159
申请日:1959-11-09
Applicant: LAB FOR ELECTRONICS INC
Inventor: BARKER JOHN L
CPC classification number: G08G1/0104 , G06G7/20 , G06G7/76
-
-
-
-
-
-
-
-
-