the matrices being guided by wires, e.g. "typograph" machines

Full Title

Kinds or types of apparatus for mechanical composition in which the type is cast or moulded from matrices > operating with separate matrices for individual characters or spaces which are selected and assembled (details B41B11/00) > in which a justified line is composed of matrices and a type line is cast in one piece > the lines of matrices being composed and justified by machine operation, e.g. line type casting machines, "intertype" machines > the matrices being guided by wires, e.g. "typograph" machines