Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Dishwasher Telegraph Television Radio Dishwasher Telegraph Television Radio ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? John J. Loud Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle John J. Loud Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Amanda Jones Margaret Knight Mary Kies Marjorie Joyner Amanda Jones Margaret Knight Mary Kies Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1915 1919 1920 1911 1915 1919 1920 1911 ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Pay telephone Time-lock safe Automatic teller machine Burglar alarm Pay telephone Time-lock safe Automatic teller machine Burglar alarm ANSWER DOWNLOAD EXAMIANS APP
Inventions What plaything was invented by Joe McVicker in 1956? Etch-A-Sketch Lite-Brite Play-Doh Silly Putty Etch-A-Sketch Lite-Brite Play-Doh Silly Putty ANSWER DOWNLOAD EXAMIANS APP
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