On 17 July 1980 about 22 companies were established in Belgium.
0420.545.577
0420.596.057
0420.609.024
0420.611.301
0420.620.209
0420.631.293
0420.640.993
0420.658.019
0420.659.207
0420.674.746
0420.716.021
0420.786.592
0420.833.609
0420.834.894
0420.906.754
0420.929.124
0697.097.131
0724.116.777
0772.058.632