(under subclass 103) Devices in which the plurality of separate supply compartments, sources or stacks are associated with a plurality of force applying article separators, segregators or force appliers, which are made effective one after the other in turn to discharge articles from the plurality of supply compartments, sources or stacks.
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6, for similar devices having means for indicating the empty condition of a source.
14, for similar devices having automatic means responsive to depletion of supply in a primary source to control operation of discharge assistant means for a succeeding source.