Tag: ballpoint pen day

National Ballpoint Pen Day – June 10

national ballpoint pen day

National ballpoint pen day or ballpoint pen day started being observed on June 10th every year as a tribute to Bíró brothers, László and György, who invented ballpoint pen, because on the same day in 1943 they applied for a patent of the pen. Ballpoint pens are undoubtedly on of the most universal things around the globe. Ballpoint pen is […]

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