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Application filed by Royal Typewriter Co IncfiledCriticalRoyal Typewriter Co Inc
Publication of CH233398ApublicationCriticalpatent/CH233398A/fr
B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
B41J3/24—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for perforating or stencil cutting using special types or dies
CH233398D1941-01-181942-02-13Machine à écrire munie d'un mécanisme d'amenée du ruban.
CH233398A
(fr)