DocumentCode
1266013
Title
Electric eye detects gas in Holland tube
Volume
49
Issue
6
fYear
1930
fDate
6/1/1930 12:00:00 AM
Firstpage
444
Lastpage
444
Abstract
Not only is every motor car which passes through the Holland Tunnels counted electrically, but a new application of the same electric eye, or photo-electric cell, has now been installed to give warning of dangerous exhaust gases from automobiles.
fLanguage
English
Journal_Title
A.I.E.E., Journal of the
Publisher
ieee
ISSN
0095-9804
Type
jour
DOI
10.1109/JAIEE.1930.6535733
Filename
6535733
Link To Document