Brunsviga 13 RK, 1957, Germany This calculator is based on the principle of the “wheel with moving teeth”, invented by the Swedish WT Odhner in 1873; it has been the most used mechanism in mechanical calculation tools by many companies around the world. The small size made it a very suitable tool to be placed on […]
Brunsviga 13 RK, 1957, Germany
This calculator is based on the principle of the “wheel with moving teeth”, invented by the Swedish WT Odhner in 1873; it has been the most used mechanism in mechanical calculation tools by many companies around the world. The small size made it a very suitable tool to be placed on a desk.
