On 2 January 1980 about 52 companies were established in Belgium.
0420.027.816
0420.125.311
0420.149.659
0420.201.129
0420.410.965
0420.414.133
0420.481.934
0420.499.948
0420.603.678
0519.645.034
0520.785.278
0528.899.131
0557.490.078
0567.252.238
0571.809.654
0573.635.432
0585.965.617
0598.369.937
0611.578.664
0614.951.492
0639.248.014
0647.200.925
0680.162.812
0698.091.182
0699.064.449
0705.300.955
0706.772.286
0714.541.689
0723.020.677
0735.052.439