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Shoei was one of the first helmet manufacturers to introduce lightweight carbon-fibre helmets in the mid-1970s. Shoei's GRV helmet was the first helmet to use carbon fiber and Kevlar . Shoei also created the first coverless shield system and the Dual Liner Ventilation system.
In 1961, MSA released the Topgard Helmet, the first polycarbonate hard hat. 1962 brought the V-Gard Helmet, which today is the most widely used hard hat in the United States. [ citation needed ] Today, most hard hats are made from high-density polyethylene (HDPE) or advanced engineering resins, such as Ultem .
Pre-inked stamps: Cranberries: Cotton yarn: Road signs: ... Stetson hats December 3, 2008 Season 12 (2009) ... Carbon fiber bicycles:
International Hat Company, formerly named the International Harvest Hat Company, was a St. Louis, Missouri, manufacturer of commercial hats and military helmets. [9] The company was one of the largest hat manufacturers in the United States and, at one time, the largest manufacturer of harvest hats in the world. [ 6 ]
The first commercially successful purpose-designed bicycle helmet was the Bell Biker, a polystyrene-lined hard shell released in 1975. [3] [4] At the time there was no appropriate standard; the only applicable one, from Snell, would be passed only by a light open-face motorcycle helmet. Over time the design was refined and by 1983 Bell were ...
Zoltek (Nasdaq: ZOLT until 2014) is a materials company headquartered in St. Louis, MO that engages in the development, manufacture, and marketing of commercial carbon fiber for various applications. Their primary customers are in the sectors of wind energy, alternative energy, lightweight automobiles, construction and infrastructure, and oil ...
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