On 14 July 1977 about 24 companies were established in Belgium.
0417.292.218
0417.292.515
0417.292.812
0417.294.295
0417.306.272
0417.324.583
0417.340.223
0417.358.534
0417.358.930
0417.370.016
0417.396.443
0417.423.662
0417.437.322
0417.443.458
0417.467.709
0417.793.549
0417.957.360
0521.327.488
0705.258.195
0747.337.884
0764.177.579
0853.876.053
0417.788.896