| Type name / number: | AE-D1, (new case design) 10key Adding and Listing machine |
| Production / SN: | 2173-060-212569 |
| Calculating principle: | Rocking Segment |
| Calculating functions: | Add, Subtract |
| Input accuracy | 7 digits |
| Calculating accuracy: | 8 digits |
| Extra's: | |
| Designer: | |
| Production year: | between 19xx and 1972 |
| Case material: | Plastic |
| Weight: | 4.5 Kg |
| External links: | |
| Previous owner: | Mr. L. Feil, 68305 Mannheim, Baden Würtenberg, Germany |
| Cosmetic imperfections: (I accuse no one): |
None |
| Date of receiving: | 2014-05-05 |
| Machine story: | 2014-05-06 Very clean on arrival. First manual tests (turning the gears by hand) shows normal operation. Electrical test ok. Calculating test showed mis interpretation of the 9 in the higest digit (7th). After a few tries the situations disapears. Calculation check passed. |
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