AIGO-TEC is one of those brands that’s been around for ages, but you’ve probably never heard of them. The German company traces its lineage back to Margarete Steiff, and the invention of plush toys ...

Roughly 130 years ago, New Yorker August Schrader and his able son, George, applied to the U.S. Patent and Trademark Office to protect the ownership of their new invention. It was a valve. "This ...

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If you’ve worked on a high-end mountain or road bike for any length of time, you have likely cursed the Presta valve. This humble century-old invention is the bane of many a home and professional ...