Patent US 4,847,791

A system to process employee and job data, in a shop having a number of mechanic employees and a number of machines, including at least a first employee-input station, a second timekeeping station, and a third management station. A printer and a computer at the second station includes a program in the computer calculating from employee clocking of time and jobs the employee hours, the time spent on each job, accumulated job hours, and percentages of completions of jobs. Cathode Ray Tube (CRT) displays and keyboards are at each station. The keyboards at the first and third stations being special purpose keyboards primarily concerning employee clock-in and clock-out on each job and several cost-class keys that can be associated with various jobs. The program computes different costs on jobs depending on the use of cost-class keys. The first station has a listing of jobs and employees by character. The program limits access to information stored in the computer depending on the inquiring station and the inquiring person.