| http://www.w3.org/ns/prov#value | - It is also contemplated that a suitably programmed computer may be substituted for circuit 174 and respond to digital-type sensed weight and reference signals to forwardly and reverse step the motor 189 shown in FIG. 10 to leftwardly or rightwardly stepwise adjust the backstop plate 126, or to step the backstop plate 126 by means other than a rotate motor, e.g. by linear motor means.
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