On 25 March 1980 about 30 companies were established in Belgium.
0420.230.625
0420.230.823
0420.231.120
0420.240.523
0420.248.936
0420.257.844
0420.288.528
0420.289.815
0420.296.347
0420.298.723
0420.302.681
0420.317.430
0420.347.520
0420.371.571
0420.420.566
0420.421.556
0420.421.952
0420.422.744
0420.423.833
0420.425.615
0420.440.362
0420.478.469
0420.569.234
0420.662.967
0420.789.265
0420.876.763
0857.346.673
0857.862.753
0420.256.656