Franz Hardtmuth
Franz Hardtmuth, the grandson of Josef Hardtmuth, is credited with introducing the now-famous yellow graphite pencil in 1888. His education in England inspired the name 'Koh-i-noor,' referring to a legendary diamond, reflecting the high quality of the pencils produced by the family business, which grew to become one of the largest pencil manufacturers in the world before World War I.
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Slovakia:
Franz Hardtmuth began producing the iconic yellow graphite pencils in 1888.
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