(under the class definition) Devices having a relatively fixed current source, a movable vehicle or other object and a flexible conductor connecting the two.
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24, Buckles, Buttons, Clasps, etc.,
115, and indented subclasses, for cord and rope holders providing a take-up-function. Many of these devices are disclosed for flexible conductors but are not limited to that use.
174, Electricity: Conductors and Insulators,
69, for extensible electric conduit, cable or conductor structures.
248, Supports, 51, 52, 329, and 330.1, for supports having conductor take-ups.
267, Spring Devices, particularly
69, and indented subclasses for elastic extension devices operable as take-ups for flexible conductors or other flexible strands but not limited to electrical use.
