1950s Cash Register Did Math With Gears 🤯

(1950s) This cash register did math using gears, levers, and springs. PURE MECHANICAL ENGINEERING.

Before modern computers, cash registers could calculate prices using pure mechanical engineering. Gears, levers, springs, and mechanical counters worked together to add up the total without digital memory.
Registers from the 1950s–1970s era used complex mechanical systems to turn simple button presses into actual calculations.


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