Swiss Army Knife
Carl Elsener, a Swiss journeyman cutler, thought it was a disgrace that Swiss soldiers carried German-made knives. In 1890, he introduced the first Swiss Army Knife, the Modell 1980, which had a blade, an awl, a can opener and a screwdriver.Read more: 101 Gadgets That Changed The World - Top 101 Gadgets of All Time - Popular Mechanics
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