Q.1.
In 1918 Edwin Armstrong invented the Superheterodyne for use in what?
Q.2.
When the wife of Gideon Sundback died in 1911, he threw himself into his work and made developments to the 'Clasp Locker'. By 1917 his work was done and what new product came into being?
Q.3.
Shortly after the War, in 1919, which kitchen device was invented by Charles Strite?
Q.4.
The Hong Kong Noodle Company of Los Angeles claimed to have invented what in 1918?
Q.5.
Many advancements were made in the field of 'wireless telegraphy' during the war years. By what name is wireless telegraphy better known?
Q.6.
In 1914 American inventor Garrett Morgan invented what device for firefighters?
Q.7.
On 3rd November 1914 a patent was granted to Mary Phelps Jacob for what invention, made from handkerchiefs and ribbon?
Q.8.
The heat resistant glass Pyrex, used in laboratory equipment and kitchenware, was developed in How did Pyrex get its name?
Q.9.
In 1916 it was announced that Henry Brearly had developed what material in the city of Sheffield?
Q.10.
Just a few months before the start of the war the very first crossword puzzle was published in which newspaper?