Dumb Inventions 4 Comments / Humor, Inventions / By Bizop Team YODEL METER, 1925 An early version of American Idol? VENETIAN BLIND SUNGLASSES, 1950 It was a bad idea then, it’s a bad idea now. Sorry, Kanye. TV GLASSES, 1963 MUST see TV. DOG RESTRAINER, 1940 Yes, it’s so much easier to use than a leash. Photo by LIFE Magazine.