| Name | Graphoplex 697 |
| Front Scales | L 1) Dyn./M Volts A = B Cap./Ind. CI C = D f l DI |
| Back Scales | ST T S DF = CF CIF K CI C = D LL3 LL2 LL1 |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 337x48.3x4.2 |
| Area of Use | electrical |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 1329 |
| Comment | |
| Thumbnail |  |