W 0007/89 (Agent antiparasitaire) of 15.12.1989
W 0003/89 () of 11.4.1989
W 0044/88 (Surface-active substances) of 31.5.1989
W 0035/88 () of 7.6.1989
W 0032/88 (Process - apparatus) of 28.11.1988
W 0031/88 (Beta blockers) of 9.11.1988
W 0029/88 () of 28.11.1988
W 0003/88 (Lubricants) of 8.11.1988
W 0002/88 (Transmission line) of 10.4.1989
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