(under subclass 92) Device including a plurality of such movable or adjustable means, each operative on the selection means of a distinct group of tools.
(1) Note. A device of this type usually enables retention of data or clearing (at will) of individual columns, as when punching cards with some fixed and some variable data. For a device in which all the columns are treated simultaneously as a group, see subclass 92, generic hereto.
SEE OR SEARCH THIS CLASS, SUBCLASS:
91, for a device of the column-by-column setting type provided with selective column clearing means.
