On 1 January 1937 about 98 companies were established in Belgium.
0400.052.447
0400.234.965
0401.239.906
0401.418.464
0402.490.612
0403.265.820
0403.593.343
0403.878.405
0404.253.636
0404.273.927
0404.520.286
0405.799.203
0406.577.280
0406.622.218
0407.746.230
0407.748.408
0407.834.124
0407.834.223
0407.877.773
0407.945.178
0408.748.793
0408.752.159
0408.753.743
0408.762.255