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Priority to JP1988007051UpriorityCriticalpatent/JPH0620385Y2/ja
Publication of JPH01112660UpublicationCriticalpatent/JPH01112660U/ja
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Publication of JPH0620385Y2publicationCriticalpatent/JPH0620385Y2/ja
Gravity filled animal feeder with a method and means for collapsing while simultaneously closing the feed container and for expanding while simultaneously opening and dispensing animal feed