(under subclass 106) Pushing and pulling implement of the step-by-step traveling bar type comprising a plurality of alternately acting driving clutches.
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254, 259 and 384, for a hand-held lever with plural cable-engaging means movably attached thereto which alternately contact and pull on the cable.
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401, Coating Implements With Material Supply,
67, for a mechanical pencil, including alternately acting clutches, to move a rod of lead in step-by-step fashion.
