Seed port for bird feeder

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专利权人:

Paul L. Cote

发明人:

Paul L. Cote

申请号：

US13385259

公开号：

US09282727B2

申请日:

2012.02.10

申请国别(地区):

US

年份:

2016

代理人:

摘要：

A seed port for a bird feeder, the seed port being insertable into an aperture formed in the wall of the bird feeder, the seed port having at least one protrusion formed on a rear face of a front wall, the protrusion extending into a notch formed in a wall defining the aperture in the side wall. The seed port is not removeable after insertion.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/