When was the baby carriage invented?
William Kent who was an English architect invented the baby carriage in the year 1733. William Kent got appointment from the third Duke of Devonshire to design his children’s carriage…. Read more »
When was Breathalyzer invented?
The breathalyzer or breathalyser was the first practical instrument invented by Professor Robert F. Borkenstein of Indiana University in the year 1954. The level of alcohol in the person’s blood… Read more »
When was Macintosh Computer invented?
On 24th January 1984, the first operating system was introduced by Apple by the name Macintosh. Due to graphic user interface and mouse its popularity enhanced as the first commercial… Read more »
When was Marmite invented?
In the late nineteenth century, German scientist Justus von Liebig invented marmite accidentally when he discovered that yeast of brewer could be bottled, concentrated and even eaten. The Gilmour family… Read more »
When was the first Electroscope invented?
Around the year 1600, a British physician William Gilbert invented the first scientific electroscope that was a pivoted needle called the versorium. A British inventor, John Canton in the year… Read more »
When was the first electric blanket invented?
The American physician, Sidney I. Russell in the year 1912 invented the first electric blanket. The first automatic electric blanket was invented in the year 1936.
When were Earmuffs invented?
In the year 1873, earmuff was invented by Chester Greenwood when he was only fifteen years old. The earmuffs are used to cover a person’s external ears for safety and… Read more »
When were Deodorants invented?
The under arm deodorant was invented by Ziryab in the 9th century in Al-Andalus. A U.S. inventor in the year 1888 developed the first commercial deodorant, Mum in Philadelphia in… Read more »
When was the modern concrete invented?
The modern concrete was invented in 1756 by British engineer, John Smeaton. He added pebbles and mixed powdered bricks as a composite into the cement and thus developed the hydraulic… Read more »
When was Carmex invented?
Alfred Woelbing in 1936 invented Carmex that is a lip balm meant to cure the chapped lips and cold sores. Carmex was invented by him as he was infected by… Read more »