| http://www.w3.org/ns/prov#value | - Other objects `and advantages will be pointed out in, or be apparent from, the specification and claims, as will obvious modifications of the single embodiment shown in the drawings, in which: PIG. l is a vertical section through the present apparat-us; and lFIG, 2 is a plan view of a `star Wheel taken as indicated by une 2 2 in FIG. 1. `Feed .systems of the type here under discussion are frequent
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