Inventions Who invented Fountain Pen? Sir Frank Whittle John J. Loud Lewis E. Waterman Kirkpatrick Macmillan Sir Frank Whittle John J. Loud Lewis E. Waterman Kirkpatrick Macmillan ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli ANSWER DOWNLOAD EXAMIANS APP
Inventions What J. B. Dunlop invented? Rubber boot Automobile wheel rim Pneumatic rubber tire Model airplanes Rubber boot Automobile wheel rim Pneumatic rubber tire Model airplanes ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first Lionel trains manufactured? 1944 1901 1920 1890 1944 1901 1920 1890 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gramophone? Fahrenheit Sir Alexander Graham Bell Michael Faraday Thomas Alva Edison Fahrenheit Sir Alexander Graham Bell Michael Faraday Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Screw propellor Sleeping (railway) car Chesterfield Electric streetcar Screw propellor Sleeping (railway) car Chesterfield Electric streetcar ANSWER DOWNLOAD EXAMIANS APP
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