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Inventor
GAINEY LEONARD
US
2 patents
Patents
2 patents
US9014939B1
Apr 21, 2015
Signal based safety system for construction zone
MENDENHALL ROBERT LAMAR
8 citations
78
US8849522B1
Sep 30, 2014
Signal based safety system for construction zone
MENDENHALL ROBERT LAMAR
6 citations
67