Amdsoc Antique Hand Crank Miniature Calculator - Precision Collection

Amdsoc

Features:

• 1.Metal body, complex internal gear mechanical structure, is a precision instrument, can calculate addition, subtraction, multiplication, and division. Calculation principle, misalignment of different rotation amplitudes of large and small gears.
• 2.Production Year: 1960-70, Size: 11*5.5CM, weight: 1kg.
• 3.This object can be used as a nostalgic souvenir collection; it can also be used as a teaching demonstration of a hand-cranked calculator. In a word, if you see it, you deserve it. At the same time, it is also a perfect gift for children, allowing them to stay away from the interference of electronic products while learning, and experience the charm of old times.
• 4.NOTE: Because of the age, the parts are a little worn, small defects are inevitable, And there is no manual, you can check the operation method online. See the picture for specific details. The picture is the real object, and the perfect one should be careful to buy!
• 5.SERVICE: If you have any questions about our calculator, please feel free to contact us via email, and we will give you a satisfactory answer within 24 hours.