Ball point pen | John J Loud |
Car (petrol) | Karl Benz |
Crossword Puzzle | Arther Wynne |
Helicopter | Etienne Oehmichen |
Loudspeaker | Horace short |
Safety Pin | Walter Hunt |
Telescope | Hans Lippershey |
Velcro | Georges de Mestral |
Yo Yo | Donald F Duncan |
Zip Fastener | W L Judosn |
Current Affairs Quiz 2020 - A Plentiful Resource Site
Comments
Post a Comment