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What is the most portable mechanical calculator invented in modern times?
It is a hand-held mechanical calculator for adding, subtracting, multiplying, dividing, and extracting square root of numbers. It looks like a grenade in form.
What else can I help you with?
What era was the calculator invented?
The first modern-style electronic calculator was invented in the 1960s. The first counting device, an abacus, was invented in Egypt in about 2000 BCE. The mechanical calculator was developed in the 17th century.
Who invented the modern cotton gin and in what year?
The modern mechanical cotton gin was invented in 1793 by Eli Whitney
Who discovered calculator?
Well the modern calculator with circuits was invented by William Seward Burroughs, while the first calculator (slide and rule) was invented by W. Oughtred (1574-1660).Nobody "discovered" the calculator in the contemporary sense. It was a natural outgrowth of continuous integrated circuit miniaturization.
What was the father of the modern computer?
I will say it was the pascaline, created by Blaise Pascal in 1642. It was a mechanical calculator that could add and subtract directly.
Where was the first modern car invented?
Karl Benz, the German mechanical engineer built the first modern and practical car with a internal-combustion engine
When was cruise control invented?
Modern-day cruise control was invented by a man named Ralph Teetor. He was a mechanical engineer as well as an inventor. He invented cruise control in 1948.
Who invented computers in the ninteenth century?
AnswerAlthough not a computer in the modern sense, Charles Babbage invented the Difference engine--essentially a mechanical calculator, which he began work on in 1822. Two models of his computer have been completed and are on display, one in London, the other California. He worked on an improved version called the Analytic engine until his death in 1871.
What year was threshing machine invented?
The thrashing machine, or, in modern spelling, threshing machine (or simply thresher), was invented in 1886 by Scottish mechanical engineer Andrew Meikle.
What year was a dishwasher invented?
The first reliable mechanical dishwasher was made in 1887. It was manufactured by Josephine Cochrane. It was not until 1924 that the first modern dishwasher was invented.
What portable device did James Spengler invent in 1907?
James Spengler invented the portable electric vacuum cleaner in 1907, which was known as the "Model O." This invention revolutionized the way people could clean their homes and marked the beginning of modern vacuum technology.
What happen during the mechanical age in computer?
The Mechanical Age in computer history was from 1450 to 1840. This is the age when Punched Cards were used to perform calculations, the slide ruler was invented, and Charles Babbage invented the first modern computer that was a steam powered adding machine.
How is the present calculator different from the pascaline?
How is the present day calculator different from the pascalline give any two example
