http://www.w3.org/ns/prov#value | - In this diagram, numeral 1 is an electrostatic latent image-carrying member such as a photo-conductive material; numeral 2, a housing; numeral 3, a sleeve member of a developer transporting means; numeral 4, a magnetic roll with at least a pair of N and S poles, preferably more than two pairs of them provided in said sleeve member so that the magnetic poles are directed to the inner surface of sai
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