Terminated: unknown
| Brand: | Canon |
| Model: | "Palmtronic" LD-81 |
| Type: | Calculator |
| Picture: |
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| Batteries: | AA x 2 |
| Lifetime: |
Introduced: 1975 Terminated: unknown |
| Notes: | The Canon "Palmtronic" LD-81 is a plain calculator of the seventies. This calculator includes a square root key, but the calculator does take its time calculating a square root. |
©2023 Ernst Mulder