Vintage Electronic Calculators: CALCUSEUM Home page
| Serial Numbers | |||||
| Brand and Type | Serial Number | ||||
| SIGMA DENSI: 1000M | 705160 | ||||
| SIGMA DENSI: 1200M (SquareRoot 1200M) | 605560 | ||||
| 17-jun-2026 (2 Items) | |||||
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