Patent search ap:("LAB FOR ELECTRONICS INC") AND inv:"DANIELS CHARLES K" Page 1

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发明授权
Vehicle detection and counting system 失效
Title translation: 车辆检测和计数系统

公开(公告)号：US3182312A

公开(公告)日：1965-05-04

申请号：US16564362

申请日：1962-01-11

Applicant: LAB FOR ELECTRONICS INC

Inventor： DANIELS CHARLES K

IPC: G01S13/92 , G08G1/01

CPC classification number: G01S13/92 , G08G1/01

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