Hermann_Hammesfahr
Hermann Hammesfahr
American inventor (1845-1914)
Hermann Hammesfahr (February 20, 1845 – November 23, 1914) was a Prussian-American inventor who invented a type of fiberglass cloth in which glass was interwoven with silk. He was awarded the patent by the United States Patent Office in 1880.[1][2] This was the earliest fiberglass of any kind that is known to have been patented.
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