PYTHAGORE
- Inventor
- Système E. Plançon
- Invention date
- Unknown
- Manufacturing date
- 1940
- Manufacturing location
- France
- Manufacturer
- Unknown
- Dimensions
- L 15 W 15 H 2
- Reference Number
- 044
History and Functionality
This machine simply allows the multiplication of two numbers between 1 and 9.
One presses the keys corresponding to the digits. A window opens and gives the result.
It is designed in France in 1940.
