nadšení Zemědělec hubený who discovered velcro Důlek slyšitelné jít dál
An Idea That Stuck: How George de Mestral Invented the Velcro Fastener
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Hook-and-loop fastener - Wikipedia
Science Club on Twitter: "VELCRO, an invention✨ which was underestimated until NASA🚀 used it in 1960 in its space program, was invented by accident by Swiss engineer George De'Mestral in 1941. His
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An Idea That Stuck: How George de Mestral Invented the Velcro Fastener
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An Idea That Stuck: How George de Mestral Invented the Velcro Fastener
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Who Invented Velcro?
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National Inventors Hall of Fame - On this day in 1956, the VELCRO® Brand trademark became registered. George de Mestral – 1999 NIHF Inductee – invented VELCRO® Brand Fasteners in 1955, quickly