发明名称 Liquid bird feeder
摘要 A liquid hummingbird feeder is provided with a liquid container having a sealable top opening and a bottom opening, a liquid tray adapted to immerse the bottom opening in liquid, and a valve mechanism adapted to close the bottom opening to enable the liquid container to be filled through the sealable top opening.
申请公布号 US2011209666(A1) 申请公布日期 2011.09.01
申请号 US20110929777 申请日期 2011.02.15
申请人 WOODSTREAM CORPORATION 发明人 STONE JOHN;MCLACHLAN OLIVER;HARTING DAVID
分类号 A01K39/04 主分类号 A01K39/04
代理机构 代理人
主权项
地址