On 13 October 1980 about 27 companies were established in Belgium.
0420.771.944
0420.772.142
0420.779.862
0420.862.016
0420.888.938
0420.892.304
0420.894.282
0420.964.459
0420.982.473
0420.992.668
0421.032.557
0421.050.274
0421.057.105
0421.101.249
0650.206.638
0668.063.051
0694.083.104
0716.092.503
0850.506.490
0857.391.512
0857.400.420
0858.750.304
0421.058.291
0421.122.431
0420.902.202