On 29 February 1980 about 40 companies were established in Belgium.
0420.162.230
0420.162.329
0420.167.079
0420.179.353
0420.187.271
0420.195.684
0420.203.703
0420.204.592
0420.205.582
0420.206.572
0420.209.839
0420.210.235
0420.216.470
0420.217.163
0420.234.286
0420.234.781
0420.240.127
0420.243.194
0420.253.983
0420.267.049
0420.298.030
0420.363.950
0420.364.049
0420.364.940
0420.372.759
0420.375.135
0420.380.479
0420.462.039
0420.463.722
0420.469.066