Animal-training flyball apparatus

作者: Herbert O Wegner

DOI:

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摘要: The invention provides an animal-training apparatus for hurling a ball into space upon being actuated by the dog who then attempts to catch in his mouth before strikes ground and return trainer or some other agreed point. when used team play is placed at end of predetermined number hurdles variable height. Scoring depends on whether caught midair first, second more bounces all required are fact cleared with winning one highest score fixed time period.

参考文章(5)
Kripak Leonid, Glass Marvin I, Stan Henry, Pie throwing game ,(1968)
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Hugh P Botts, Game piece projector ,(1944)