Invention Grant
US07930994B2 Bird feeder having an adjustable hanging cable 有权
鸟饲机有一个可调节悬挂电缆

Bird feeder having an adjustable hanging cable
Abstract:
A bird feeder provides a feed hopper constructed concentrically around a vertical central axis and having a plurality of feeding ports evenly distributed around the central axis, and a cable reel mounted to the feed hopper and adapted to store and provide a cable for supporting the bird feeder along the central axis.
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