发明名称 BIRD FEEDER
摘要 A funnel-shaped bird feeder is provided with a pivoted hood for easy loading, a transparent chamber for viewing feed level, and a variable combination feeding tray and perch by which the feeder may be adjusted to accommodate birds of different sizes. The feeder also includes adjustable feed opening for controlling the rate of flow of bird feed in accordance with the size of seed in the feeder.
申请公布号 US3648661(A) 申请公布日期 1972.03.14
申请号 USD3648661 申请日期 1970.03.02
申请人 HARRINGTON MOORE 发明人 HARRINGTON MOORE
分类号 A01K39/012 主分类号 A01K39/012
代理机构 代理人
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