World Intellectual Property Organization (WIPO) on Twitter: "#TBT to a 1891 “tennis racket” #patent. Might tennis players have used this kind of racket in early editions of the #USOpen? https://t.co/GUmVypvwqV" / Twitter
Decor POSTER of vintage Patent.Tennis racket.Room Office Home Art Design.6793 | eBay
Amazon.com: Tennis Racket Patent Print - Cool Tennis Court and Game Room Art Poster, Classic Gym Poster Sports Wall Decor, Great Gift for Tennis Players and Coaches, Choose Unframed Vintage Poster or