Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 20, 2007
Patent Application Number
10866027
Date Filed
June 14, 2004
Patent Primary Examiner
Patent abstract
A magnetic roller for image developing of a printer and having a roller body made of rubber, plastic, or artificial resin mixed with magnetic materials and formed as unity, and a plurality of S magnetic poles and N magnetic poles, which are formed in the outer circle of the roller body as a unity.
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