When was the ball point pen invented?
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2
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In fact, Bíró wasn't the first to develop the idea: The ballpoint pen was originally patented in 1888 by an American leather tanner named John Loud, but his idea never went any further
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Answer:
In fact, Bíró wasn't the first to develop the idea: The ballpoint pen was originally patented in 1888 by an American leather tanner named John Loud, but his idea never went any further.
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