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2014-07-28T18:04:34+05:30

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You may well know who invented printing press "Gutenberg " but his invention has little much changed eg letters or symbols where movable. But untill until 17 the century fast way if printing was lagged much. 1.)Earl Stanhope of England created a printing press with a cast-iron frame In 1800 he invented the "Stanhope Press" which was the first book press made completely out of pre fabricated cast iron. Where it can make 250 copy's in hour 2.) Richard March richard march in 1843 invented "Rotary drum printing " this brake through makes the fast way of printing. 3.)Offset printing technique by Robert Barclay in 1875. where the inked image is transferred from a plate to a rubber blanket and then to the paper(printing surface)
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