Title:
Traffic counter
United States Patent 2403277
Inventors:
Hall, Glen R.
Publication Date:
07/02/1946
Export Citation:
Click for automatic bibliography generation
Assignee:
Hall, Glen R.
Primary Class:
92/5R
Other Classes:
92/90, 137/355.26, 200/86A, 242/395, 242/400, 242/406, 377/9
International Classes:
G08G1/02; G08G1/02
View Patent Images:
Download PDF 2403277        PDF help