Famous Croat Inventors Penkala Vucetic Hanaman Lupis Torpedo Pen Fingerprinting

Famous Croat Inventors

You probably are not even aware that inventions listed below are something you use daily thanks to these Croats: Slavoljub Penkala On 24 January 1906 he registered the patent for an automatic pencil. This revolutionary invention is today a part of our everyday life, then a newly way to write. I bet the people opened…

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