| Name | Faber Castell 4/98 Elektro |
| Front Scales | 50cm / LL2 A = B CI C = D LL3 ] K #Dynamo/Motor Volt# |
| Back Scales | = S L T = |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 577x43x14 |
| Area of Use | electrical |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 1000 |
| Comment | |
| Thumbnail |  |