(under subclass 138.3) Apparatus including means to stress the securing means beyond its elastic limit to grip the cover material between generally parallel bifurcations and thereby secure closure of the cover.
SEE OR SEARCH THIS CLASS, SUBCLASS:
417, for a method of package making including applying a fastener to a gathered bag neck.
SEE OR SEARCH CLASS
29, Metal Working,
243.56, for a clip applier to assemble a clip over the edge of a member and subclass 243.57 for means to assemble a clip over the edge of a member to bind two elements or a cover to a base.