1
George B McConnell: Jukebox polling system. Data Information Systems Corporation, November 4, 1980: US04232295 (197 worldwide citation)

A data acquisition and transmission system for surveying a plurality of remotely location jukeboxes via telephone lines. A data collector, operatively associated with each jukebox, includes a song identification arrangement and storage memory for determining the number of times a particular song is ...


2
John S Christie Jr, S Upton Jenkins, George B McConnell: Spectrophotometer-digital data processing system for appearance measurements providing fast and accurate standardization, ease of use for different appearance measurements and fast response. Hunter Associates Laboratory, Charles W Helzer, June 6, 1978: US04093991 (71 worldwide citation)

A combined scanning spectrophotometer-digital data processing system including a microcomputer is described for making appearance measurements. The instrument is comprised by an optical sensing unit and a signal processing unit. The optical sensing unit utilizes a simulated D65 light source lamp tog ...