On 3 January 1980 about 36 companies were established in Belgium.
0419.981.987
0419.982.086
0419.982.284
0419.982.482
0420.008.911
0420.025.143
0420.028.608
0420.028.806
0420.034.942
0420.109.869
0420.184.303
0420.193.112
0420.195.585
0420.275.363
0420.290.508
0420.351.874
0420.612.388
0523.764.069
0606.512.888
0611.484.337
0629.261.467
0638.337.006
0647.201.321
0657.271.505
0662.074.983
0674.057.354
0679.080.865
0683.070.139
0683.255.528