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Reflectivity Reference Standard For Toner Concentration Sensor Disclosure Number: IPCOM000067237D
Original Publication Date: 1979-Jul-01
Included in the Prior Art Database: 2005-Feb-20

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Baca, JP Bilby, KL Herring, GS Moxley, AE [+details]


The IBM Technical Disclosure Bulletin of November 1978, at page 2235, describes a reflectance standard target, for a xerographic copier's toner concentration sensor, which is manufactured using EDM (electrical discharge machining) procedures. More specifically, a molded plastic target is manufactured by means of a mold whose mold surfaces are subject to EDM procedures, as described.