(under subclass 234) Device ... wherein one of the positioners is adjacent one "side-edge" of the sheet and another of the positioners is adjacent and edge on the other side of the sheet, whereby the sheet is caused to travel between the two positioners.
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226, see the (3) Note for the definition of the term "side-edge".
238, for device comprising a "front-edge" aligner and opposite "side-edge" aligners.