T 0990/91 () of 25.5.1992
T 0988/91 () of 29.6.1993
T 0986/91 (An underground utility installation apparatus) of 6.11.1995
T 0985/91 () of 23.3.1994
T 0968/91 () of 12.1.1994
T 0962/91 () of 21.4.1993
T 0958/91 (Kompostumsetzer/VOGEL) of 25.3.1994
T 0957/91 () of 29.9.1994
T 0955/91 () of 4.2.1993
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