Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Television Early Warning Electricity Telephone Television Early Warning Electricity Telephone ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the Seed Drill? Jethro Tull Thomas Hines Woodie Guthrie Arlo Guthrie Jethro Tull Thomas Hines Woodie Guthrie Arlo Guthrie ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? Lewis Edson Waterman Charles Kettering George Fountain Sir William Grove Lewis Edson Waterman Charles Kettering George Fountain Sir William Grove ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Radio Television Dishwasher Telegraph Radio Television Dishwasher Telegraph ANSWER DOWNLOAD EXAMIANS APP
Inventions The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? Joseph Cyril Bamford John Christopher Baxter John Christopher Ballantyne Jack Croxford Baker Joseph Cyril Bamford John Christopher Baxter John Christopher Ballantyne Jack Croxford Baker ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1900s 1880s 1890s 1800s 1900s 1880s 1890s 1800s ANSWER DOWNLOAD EXAMIANS APP
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