Penkala se smatra simbolom hrvatskog inovativnog duha i tehničkog dostignuća. Tu olovku, s unutarnjim rezervoarom za tintu, izumio je 1906. godine hrvatski inženjer Eduard Slavoljub Penkala i time omogućio ljudima da pišu dulje vrijeme bez potrebe za čestim punjenjem tinte, što je brzo postalo popularno diljem svijeta.
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The penkala is considered a symbol of Croatian innovative spirit and technical achievement. This pen, with an internal ink reservoir, was invented in 1906 by Croatian engineer Eduard Slavoljub Penkala, enabling people to write for longer periods without the need for frequent ink refills, quickly becoming popular worldwide.
