Genie-Rietz
Description
Juszt produced cheaper versions of the standard slide rules under the name GENIE from the 1930s. These rules were made of cheaper wood with simpler or missing steel springs and reinforcing, the scales were simply printed on paper sheets and glued on the body.
- GENIE-Normál slide rule for basic calculations
- GENIE-Rietz slide rule for professional engineering use
- GENIE-Elektró slide rule for electrical applications
| Manufacturer: | Juszt László és Gyula (Hungary) |
| OEM: | https://www.watchjust.ca/ (ismeretlen) |
| OEM model: | n.a. |
| Mfg. date: | 1930-as évek |
| Size: | 299×39×11 mm |
| Purpose: | standard slide rule |
| Material: | body: wood scales: polished cardboard |
| Scale length: | 25 cm (10-inch) |
| Scale order: | Rietz front: cm / K Ah | Bh CIh Ch | Dh L / cm back: | S ST T | |
| Window: | celluloid with 3 indices |