American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 206
side repeaters.In other cases where this is done button repeaters are employed. In still otherinstances the transmitters are furnished with extra contact points, tongues, posts,etc., which render those instruments capable of acting as multiple repeaters.Mr. R. T. Edwards invented a multiple… … THK MAVER MULTIPLE REPEATER. which dispenses with extra attachments on the. transmitters, and which is practicallyunlimited as to the number of circuits to be repeated into; and each of the circuitsthus repeated into is able by this arrangement to break the sending circuit, or tasend into all of…
Telegraph
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