Xerography — (or electrophotography) is a photocopying technique developed by Chester Carlson in 1938 and patented on October 6, 1942. He received US patent|2297691 for his invention. Although dry electrostatic printing processes had been invented as far back … Wikipedia
Albumen print — The albumen print, also called albumen silver print, was invented in 1850 by Louis Désiré Blanquart Evrard, and was the first commercially exploitable method of producing a photographic print on a paper base from a negative. It used the albumen… … Wikipedia
Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder … Wikipedia
Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… … Universalium
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
Samsung Electronics — 삼성전자 Type Public Korean: 삼성전자 Traded as KRX: 005930 … Wikipedia
