On 31 December 1978 about 15 companies were established in Belgium.
0419.186.290
0419.569.441
0542.327.691
0635.833.515
0868.599.267
0931.379.944
0931.380.043
0931.413.202
0931.413.301
0931.413.596
0931.413.695
0931.413.794
0931.415.180
0931.415.279
0931.415.378