You might not expect the United States Patent and Trademark Office to be as excited about the Winter Olympics as it is. But this month, office is releasing historic patents that reveal how winter sports emerged. So, who invented the snowboard?
↧
You might not expect the United States Patent and Trademark Office to be as excited about the Winter Olympics as it is. But this month, office is releasing historic patents that reveal how winter sports emerged. So, who invented the snowboard?