THOMSON, District Judge.
The patent involved in this case relates to an improvement in an oiling device, arranged to apply a lubricant to guide rails of elevators. The device is adapted to be attached to the upper end of a guide rail, and is in the form of a reservoir, from which the lubricant is fed by wicks in containers with flexible conductors or feeders. The wicks supply the oil to the feeders by capillary attraction; the feeders acting as conveyors for the oil...
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