CA1108294A - Systeme de mesurage - Google Patents

Systeme de mesurage

Info

Publication number
CA1108294A
CA1108294A CA316,891A CA316891A CA1108294A CA 1108294 A CA1108294 A CA 1108294A CA 316891 A CA316891 A CA 316891A CA 1108294 A CA1108294 A CA 1108294A
Authority
CA
Canada
Prior art keywords
vehicle
detector
radiation
measuring system
emitters
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA316,891A
Other languages
English (en)
Inventor
Arthur Roberts
Peter J. Elmer
Maurice F. Kimmit
William S. Matheson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Railways Board
Original Assignee
British Railways Board
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Railways Board filed Critical British Railways Board
Priority to CA316,891A priority Critical patent/CA1108294A/fr
Application granted granted Critical
Publication of CA1108294A publication Critical patent/CA1108294A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Traffic Control Systems (AREA)
CA316,891A 1978-11-27 1978-11-27 Systeme de mesurage Expired CA1108294A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA316,891A CA1108294A (fr) 1978-11-27 1978-11-27 Systeme de mesurage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA316,891A CA1108294A (fr) 1978-11-27 1978-11-27 Systeme de mesurage

Publications (1)

Publication Number Publication Date
CA1108294A true CA1108294A (fr) 1981-09-01

Family

ID=4113026

Family Applications (1)

Application Number Title Priority Date Filing Date
CA316,891A Expired CA1108294A (fr) 1978-11-27 1978-11-27 Systeme de mesurage

Country Status (1)

Country Link
CA (1) CA1108294A (fr)

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Legal Events

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