The ball point pen was invented by László József Bíró and originally sold for $55.00 USD as it was not a cheap, mass produced, consumable product at the time. During the modern day a ball point pen retails for approximately $0.19 (19 cents) per unit. Bíró's first idea was to have a ball tip made from brass, steel, or tungsten carbide with quick drying newspaper ink, but unfortunately it did not work. Bíró then moved to a slower drying ink cartridge and to his good fortune, the idea worked. The b...
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