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B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
B41J19/00—Character- or line-spacing mechanisms
B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
B41J19/74—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor with special means to maintain character-spacing or back- spacing elements in engagement during case-shift or like movement
FR396616D1907-11-231908-11-23Perfectionnements aux machines à écrire
ExpiredFR396616A
(fr)