Type name / number: | Champion Adding Subtracting and listing Machine, (manual operating.) |
Production / SN: | |
Calculating principle: | Rocking Segment |
Calculating functions: | Add, Subtract |
Input accuracy | digits |
Calculating accuracy: | digits |
Extra's: | |
Designer: | |
Production year: | |
Case material: | Bakelite |
Weight: | Kg |
External links: | |
Previous owner: | |
Cosmetic imperfections: (I accuse no one) |
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Date of receiving: | |
Machine story: |
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