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Copier Adjustment Disclosure Number: IPCOM000053369D
Original Publication Date: 1980-Jan-01
Included in the Prior Art Database: 2005-Feb-12

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Nilsson, BA [+details]


The master document shown in Fig. 1 consists of parallel bands of progressively increasing optical reflectivity, from relatively black zone 1 to white zone 10. These bands are about 1 inch wide and 14 inches long.