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So, an A1 page can fit two A2 pages inside the same area. The most used of this series is the size A4, which is 210 mm × 297 mm (8.27 in × 11.7 in) and thus almost exactly 1 ⁄ 16 square metre (0.0625 m 2 ; 96.8752 sq in) in area.
Copiers can also use other technologies, such as inkjet, but xerography is standard for office copying. Commercial xerographic office photocopying [1] gradually replaced copies made by verifax, photostat, carbon paper, mimeograph machines, and other duplicating machines. Photocopying is widely used in the business, education, and government ...
Xerox was founded in 1906 in Rochester, New York, as the Haloid Photographic Company. [11] It manufactured photographic paper and equipment. In 1938, Chester Carlson, a physicist working independently, invented a process for printing images using an electrically charged photoconductor-coated metal plate [12] and dry powder "toner".
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B1 is between A0 and A1 in size, with an area of m 2, or about 0.707 m 2. As a result, B0 is 1 metre wide, and other sizes of the series are a half, a quarter, or further fractions of a metre wide: in general, every B size has exactly one side of length 1 m 2 n {\displaystyle {\frac {1\operatorname {m} }{2^{n}}}} for n ∈ N {\displaystyle n\in ...
Movable type allowed for much more flexible processes than hand copying or block printing. Around 1040, the first known movable type system was created in China by Bi Sheng out of porcelain. [5] Bi Sheng used clay type, which broke easily, but Wang Zhen by 1298 had carved a more durable type from wood. He also developed a complex system of ...
If A1, A3, or A7 are used on a brand new new article should not be deleted until the new article or major changes are 48 hours to give the authors time to build the ...
Facing the ribbon and the paper is a small guide plate (often made of an artificial jewel such as sapphire or ruby [119]) pierced with holes to serve as guides for the pins. The moving portion of the printer is called the print head, and when running the printer as a generic text device generally prints one line of text at a time.
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