Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 38
Section 2 Multiplex System 263-C … Page 1 Section 2 Multiplex System 263-C MULTIPLEX DISTRIBUTOR AND ITS ASSOCIATED APPARATUS 1. In section 1 we purposely avoided reference to the method for driving the brushesof the distributors, other than that they were rotated synchronously. We now mustdescribe the method used to obtain this…
Telegraph
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