CA614415A - Photo-electric fog detecting and visibility measuring system - Google Patents

Photo-electric fog detecting and visibility measuring system

Info

Publication number
CA614415A
CA614415A CA614415A CA614415DA CA614415A CA 614415 A CA614415 A CA 614415A CA 614415 A CA614415 A CA 614415A CA 614415D A CA614415D A CA 614415DA CA 614415 A CA614415 A CA 614415A
Authority
CA
Canada
Prior art keywords
photo
measuring system
visibility measuring
fog detecting
electric fog
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
CA614415A
Inventor
W. De Lisle Nichols John
H. Westbrook Michael
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
Publication date
Application granted granted Critical
Publication of CA614415A publication Critical patent/CA614415A/en
Expired legal-status Critical Current

Links

CA614415A Photo-electric fog detecting and visibility measuring system Expired CA614415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA614415T

Publications (1)

Publication Number Publication Date
CA614415A true CA614415A (en) 1961-02-14

Family

ID=35856729

Family Applications (1)

Application Number Title Priority Date Filing Date
CA614415A Expired CA614415A (en) Photo-electric fog detecting and visibility measuring system

Country Status (1)

Country Link
CA (1) CA614415A (en)

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