Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 244
SPACING RATCHCTLOCKING. PAWL APJUSTINa NUT Page 11 Section S-C Multiplex System 263-C … SPRING.APJUST1N&. screw UNIVERSAL BARSPR1N& VERTICAL BAR Fig. 8 Page 12 Section 5-C Multiplex System 263-C shaft turns in bearings at its upper and lower ends. Wound on the outside of this shaftis the carriage return spring, one end of which is attached to the shaft, the other endbeing held…
Telegraph
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