"Inventions of the 1920s" Essays and Research Papers

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    Cooper - History of Cell Phone. (2003). Recovered june 15 of 2014‚ from http://inventors.about.com/cs/inventorsalphabet/a/martin_cooper.htm Martin Cooper Mobile Phone Inventions Whartonmotorola Attwireless Technology Innovatators. (2008). Recovered june 15 of 2014‚ from http://www.sciences360.com/index.php/martin-cooper-mobile-phone-inventions-whartonmotorola-attwireless-technology-innovatators-18207/ Firt cellphone a true ‘brick’. (2005). Recovered june 15 of 2014‚ from http://www.nbcnews.com/id/7432

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    Dumbest Inventions

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    inventive devices. It is amazing that such unique and seemingly crazy ideas can turn a profit‚ but we have found 10 of dumbest inventions that did just that! To find out how these crazy inventions miraculously earned their inventors millions of dollars‚ all you have to do is read along! Don’t forget to return for our coming part two article‚ with the top five dumbest inventions that made way too much money! Number Ten: The Inventive Doggles This unique head accessory is made for canines who always

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    Chinese Inventions

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    I would like to continue with some other Chinese inventions‚ then introduce a small research and draw our conclusions. Paper Money It is so common in out everyday life that we hardly give a thought to the fackt that it had to be invented by someone. Around 650 AD (po kr.)‚ the emperor of China began to issue paper "value tokens" for general use. The first paper banknotes appeared in China about 806 AD. Its original name was ’flying money’ because it was so light it could blow out of one’s

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    The Greatest Invention

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    The Greatest Invention In today’s modern world in which we live in‚ there are many things which we use from the mode of transportation‚ computers‚ cell phones‚ television‚ electricity and so many other things which we use in our everyday lives which make life easy. These things help to increase quality living but how many of us care to know the master minds behind the inventions of these things we use. In my opinion‚ the aeroplane is the greatest invention.

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    Invention of the computer

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    Invention Of the Computer By Kenneth H. Russell The invention of the personal computer took place about 50 years ago. Steve Jobs and others had developed the Apple+. Since then the whole world has affected by it in the following ways: 1. Computers balance financial transactions such as our personal bank account. 2. On a larger scale the IRS keeps track of every American in a variety ways by computer. 3. Our intelligence services keep track of people by computer who would do us harm. 4. Computers

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    Internet Inventions

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    Internet Inventions Several inventions have changed the way people communicate with each other. From the old fashioned telegraph to today’s modern electronic forms of communicating‚ people have beencreating easier ways to correspond. Electronic communication‚ such as e-mail and other internet offerings‚ have created a cheap and incredibly fast communications system which is gaining steady popularity. E-mail is basically information‚ usually in letter form‚addressed to a destination on the internet

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    Invention Of Gunpowder

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    operations. Discovered in the ninth century Chinese alchemist developed something with the potential of conquering nations. Gunpowder is used in many weapons throughout history and to this day‚ but one of the first was flying fire. With the simple invention of the gunpowder cannon‚ a totally new type of defense was unearthed. When the devastating power of the cannon was shrunken down into a handheld weapon‚ the course of warfare changed forever. Ancient Chinese alchemist were trying to find a potion

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    Invention and Electricity

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    invented nowadays cannot be operated without it. As a matter of fact‚ electricity is used mostly in four main areas: industry‚ public health‚ media and transportation. First of all‚ electricity plays an integral part in industry. Thanks to the invention of electricity‚ a lot of equipment has been invented including computers‚ subways‚ bulbs‚etc .... .Electricity is the crucial factor in operating most devices. As a matter of fact‚ we now lighten our lives with electricity‚ which is unexpensive and

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    Cars invention

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    The invention of the automobile was a historical achievement that completely transformed human civilization. This is why cars have had a greater effect on society than airplanes have. Not only have cars enabled people to relocate with ease‚ but they are also used on a much more regular basis. First of all‚ cars have had a greater effect on society than airplanes because cars have allowed so many more people to relocate to other geographical regions. In other words‚ most people do not spend their

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    Invention of the Internet

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    According to Wikipedia‚ an invention is a new form‚ composition of matter‚ device‚ or process. When the Internet was introduced it created a free-flowing stream of information through out the world. It has established a boundless. The World Wide Web has established a new spectrum of opportunity that has become one of the greatest tools to society. Today‚ the Internet provides resources and services such as e-mail‚ online libraries‚ financial tools‚ and more. Many businesses rely on the Internet’s

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