On 30 September 1981 about 27 companies were established in Belgium.
0421.872.992
0421.878.833
0421.923.670
0421.937.924
0421.943.961
0421.951.483
0421.953.364
0421.972.665
0421.977.516
0421.977.714
0421.978.902
0421.984.345
0421.989.887
0421.992.065
0422.005.230
0422.281.382
0422.359.279
0422.361.160
0826.700.019
0850.289.924
0858.005.976
0931.379.053
0421.987.513
0421.992.560
0421.977.813
0421.988.404