| Persons/corporations involved | Crypto AG |
|---|---|
| Places | Steinhausen |
| Date | 1952 |
| Material | Metall |
| Inscription(s) | Stempel: [Innen im Deckel] 22315 |
| Dimensions |
Masse: 2,76 kg
Objektmaß (H x B x L/T): 126 x 216 x 136 mm |
| Literature | Report of Visit to Crypto A.G. (Hagelin) by William F. Friedman, Special Assistant to the Director, National Security Agency 21 - 28 February 1955 (BVB) |