| Name | Graphoplex |
| Front Scales | 27cm / 1) = 2) 3) = 4) 5) |
| Back Scales | |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 291x40x6.2 |
| Area of Use | log/tech |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 1286 |
| Comment | |
| Thumbnail |  |
| Name | Graphoplex |
| Front Scales | 27cm / 1) = 2) 3) = 4) 5) |
| Back Scales | |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 291x40x6.2 |
| Area of Use | log/tech |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 1286 |
| Comment | |
| Thumbnail | |