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
B41J3/34—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing musical scores
Machine a bobiner comportant un dispositif de coupe longitudinale dans lequel la bande de papier ou carton peut etre amenee a travers des moyens d'acheminement et de guidage
Masque d'exposition pour matiere photographique, appareil photographique comprenant un tel masque et unite de transport pour ladite matiere photographique