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Priority claimed from GB2087225Aexternal-prioritypatent/GB247845A/en
Application grantedgrantedCritical
Publication of FR603339ApublicationCriticalpatent/FR603339A/fr
B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
B41J25/00—Actions or mechanisms not otherwise provided for
B41J25/20—Auxiliary type mechanisms for printing distinguishing marks, e.g. for accenting, using dead or half-dead key arrangements, for printing marks in telegraph printers to indicate that machine is receiving