Amdsoc Hand Crank Desktop Calculator - Antique Mechanical Collection

Amdsoc

Features:

• 1953 -1960 German antiques, hand-cranked calculators, precision machinery, collectibles that can be used normally. calculation principle, misalignment of different rotation amplitudes of large and small gears.
• Specifications: 35*15*14cm, calculated capacity: 10 (w cr) x 8 (w tc) x 13, weight: 6kg, Number of digits: 13 digits.
• Metal body, complex internal gear mechanical structure, is a precision instrument, can calculate addition, subtraction, multiplication, and division, and can also divide endlessly.
• The internal structure of the Western abacus is very complicated, more complicated than clocks and watches, It is the early prototype of modern computer technology and has a special collection significance.
• 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!