Vintage Electronic Calculators: CALCUSEUM Home page
| Serial Numbers | |||||
| Brand and Type | Serial Number | ||||
| TEKTRONIX: 31 (version-1) | B053750 | ||||
| TEKTRONIX: 31 (version-2) | B010149 | ||||
| TEKTRONIX: 31 (version-2) | B042469 | ||||
| TEKTRONIX: 31 (version-2) | B064287 | ||||
| TEKTRONIX: 909 | 4627 | ||||
| 08-mar-2025 (5 Items) | |||||
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