(under subclass 574) Subject matter wherein the means to direct the path of a point marker guides the marker to mark the location of a button or a slit in some material to accommodate a button.
SEE OR SEARCH THIS CLASS, SUBCLASS:
662, for a button or button location or size gauge.
SEE OR SEARCH CLASS
24, Buckles, Buttons, Clasps, etc.,
572+, for a button and subclasses 659+ for a button hole.