László Bíró patented ballpoint pen in Britain - June 15, 1938 - a podcast by iHeartRadio & HowStuffWorks

On this day in 1938, Hungarian newspaper editor Laszlo Biro filed a British patent for the ballpoint pen.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Further episodes of This Day in History Class

Further podcasts by iHeartRadio & HowStuffWorks

Website of iHeartRadio & HowStuffWorks