Inventions When was Milk Tray first introduced? 1934 1942 1915 1923 1934 1942 1915 1923 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Leo H Baekeland Sir Frank Whittle G. Ferdinand Von Zeppelin Roger Bacon Leo H Baekeland Sir Frank Whittle G. Ferdinand Von Zeppelin Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Remote control Calculator VCR Microwave oven Remote control Calculator VCR Microwave oven ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the game Frisbee invented? 1900s 1870s 1890s 1920s 1900s 1870s 1890s 1920s ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Automatic teller machine Pay telephone Time-lock safe Burglar alarm Automatic teller machine Pay telephone Time-lock safe Burglar alarm ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Lewis E. Waterman Kirkpatrick Macmillan John J. Loud Sir Frank Whittle Lewis E. Waterman Kirkpatrick Macmillan John J. Loud Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
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