On 28 September 1981 about 30 companies were established in Belgium.
0421.859.532
0421.859.631
0421.864.183
0421.870.519
0421.887.543
0421.926.640
0421.927.531
0421.947.921
0421.950.097
0421.951.186
0421.955.146
0421.967.618
0421.978.704
0421.982.167
0421.983.553
0421.985.533
0422.151.621
0422.257.925
0540.276.043
0554.365.490
0657.301.692
0676.066.838
0812.564.644
0857.469.805
0421.972.368
0421.980.583
0421.988.008
0421.967.915