Corrections to DROPS 171

Pattern 171-18

Updated online: 24.06.2021 (Printed catalogues do not include these corrections)

Nové schéma A.5 a A.7
Pattern 171-18

Pattern 171-47

Updated online: 28.06.2019 (Printed catalogues do not include these corrections)

Nová schémata A.2, A.3 a A.4.
Pattern 171-47