Inventions When was Milk Tray first introduced? 1934 1942 1915 1923 1934 1942 1915 1923 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Sir Frank Whittle G. Ferdinand Von Zeppelin Leo H Baekeland Roger Bacon Sir Frank Whittle G. Ferdinand Von Zeppelin Leo H Baekeland Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Lewis Latimer Jan Ernst Matzeliger Elijah McCoy Ernest Just Lewis Latimer Jan Ernst Matzeliger Elijah McCoy Ernest Just ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1919 1915 1920 1911 1919 1915 1920 1911 ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Parking Meters Vending Machines Traffic Lights Automatic Telephone Exchanges Parking Meters Vending Machines Traffic Lights Automatic Telephone Exchanges ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gramophone? Thomas Alva Edison Michael Faraday Fahrenheit Sir Alexander Graham Bell Thomas Alva Edison Michael Faraday Fahrenheit Sir Alexander Graham Bell ANSWER DOWNLOAD EXAMIANS APP
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