| Name | Ecobra R 143 Rietz |
| Front Scales | 13cm / LL3 LL2 A = B CI C = D K LL1 |
| Back Scales | = P T L S = |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 162x38x4.5 |
| Area of Use | generic |
| Origin of Rule | IJzebrand Schuitema |
| Match Number | 816 |
| Comment | |
| Thumbnail |  |