On 31 December 1979 about 30 companies were established in Belgium.
0419.983.076
0420.002.476
0420.019.007
0420.040.781
0420.051.570
0420.069.287
0420.089.182
0420.148.273
0420.196.872
0420.204.790
0420.403.641
0420.406.215
0420.413.044
0420.414.232
0420.426.605
0420.426.704
0420.500.146
0583.874.771
0724.107.176
0854.135.379
0857.316.583
0868.656.081
0931.379.449
0931.379.548
0931.379.746
0998.037.453
0998.047.747
0433.832.005
0419.982.878