Gamma DR 3 háromszögmegoldó
Description
This instrument is similar to navigational slide rules or computers used by pilots, but in circular format. The háromszögmegoldó (Triangle-solver) is identical to DR-3 (the german Dreieckrechner) type used in Germany in the World War II, except for the hungarian labellings.
| Manufacturer: | Gamma Finommechanikai és Optikai Múvek N. V. (Hungary) |
| OEM: | https://www.myshowtimes.co/ (ismeretlen) |
| OEM model: | n.a. |
| Mfg. date: | ? |
| Size: | d=14,7 cm |
| Purpose: | navigation circular slide rule |
| Material: | body: light metal scales: plastic |
| Scale length: | special |
| Scale order: | special front: |
| Window: | celluloid with 1 index |
