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Application filed by Sega Enterprises KkfiledCriticalSega Enterprises Kk
Application grantedgrantedCritical
Publication of TW280862BpublicationCriticalpatent/TW280862B/zh
B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
Reusable unit displaying a specific pattern and an image forming apparatus using the reusable unit when the specific pattern is displayed and rendering the specific pattern illegible when the reusable unit is exhausted