A photocopier is a colloquial expression of the photocopier, organising with the help of which copying all sorts of people is possible of documents and getting the photocopies needed for the amount. Determining the photocopier originates from the Greek photocopy name and he means dry. The name is reflecting the process, which made copies are being get thanks to on drily, without the need to immerse the – document this way like in the case of developing – photographs in chemical solutions. The first pretended copy was made by the American scientist and the Chestera Carlsona lawyer which for many years was busy finding the letting easily technology and quickly to copy documents. He managed to get such a copy 22 October 1938r. He made it in the small laboratory being located at a back of a beauty salon and the document copied by it was short and he contained one sentence – however it was enough „10-22-38 ASTORIA”, the method of getting the photocopy was get to know and the inventor named it of xerography. Not at once however she was accepted although the inventor introduced her to all sorts of people for corporations. saw the light of day thanks to the small New York Haloid company which began the production of photocopy devices of the brand Xerox, and in 1961r. achieved the great success happening Xerox Corporation. Since then a mushroom growth follows in the field of the xerography. In our country Xerox machines started being used in the period of seventies of the last century and called the photocopier at first, and in later years with photocopiers. Photocopiers enable handing over and the information exchange worldwide thanks to made innumerable amounts of photocopy. The photocopier is an irreplaceable device especially at offices, publishing companies, all sorts companies and institutions, as well as for learning persons and studying.

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