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B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
B41B11/00—Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding
FR777054D1934-08-091934-08-09Dispositif optique pour doubler la visibilité des matrices dans les machines à composer dites linotypes
ExpiredFR777054A
(fr)