(under subclass 478) Devices wherein there are at least two foot operated controllers for separate systems, and one of the controllers has either an extension or a remote operator attached or connected thereto and so positioned with respect to at least one other of the controllers that a single foot may be manipulated to effect operation of at least two of the controllers.
SEE OR SEARCH THIS CLASS, SUBCLASS:
480, for devices wherein there are a plurality of systems respectively having controllers, which controllers are provided with a mechanical interconnection.
