Abstract: A compact counting and data storage system includes control circuitry coupled with a detector and input selector to enable monitoring of traffic within a selected area for a selected count interval. The system also includes a readily removable data storage unit.
Type:
Grant
Filed:
June 23, 1994
Date of Patent:
June 4, 1996
Assignee:
Ronald K. Pettigrew
Inventors:
Ronald K. Pettigrew, Bruce E. Anderson, Raymond A. Strickland