| Name | Ecobra 1450 |
| Front Scales | 12cm / K A = B CI C = D L ] 5inch |
| Back Scales | = S T = |
| Type of Rule | slide rule |
| Material | metal |
| Dimension (mm) | 143x33x7 |
| Area of Use | generic |
| Origin of Rule | Willy Robbrecht |
| Match Number | 5759 |
| Comment | |
| Thumbnail |  |
| Name | Ecobra 1450 |
| Front Scales | 12cm / K A = B CI C = D L ] 5inch |
| Back Scales | = S T = |
| Type of Rule | slide rule |
| Material | metal |
| Dimension (mm) | 143x33x7 |
| Area of Use | generic |
| Origin of Rule | Willy Robbrecht |
| Match Number | 5759 |
| Comment | |
| Thumbnail | |