On 5 May 1978 about 22 companies were established in Belgium.
0418.212.827
0418.215.203
0418.218.567
0418.222.428
0418.291.813
0418.522.534
0418.534.808
0418.539.261
0418.551.931
0418.660.215
0554.329.561
0557.776.823
0631.178.802
0636.271.104
0655.140.176
0670.046.009
0713.006.715
0735.034.227
0853.969.291
0853.980.971
0868.574.919