Weird Patent of the Day
Eye-protector for chickens.
An eye-protector made of two circular frames and a U-shaped band or strap that can be adjusted so it will fit different-sized fowls. One figure shows the device attached to the head of a chicken.
Source: United States Patent and Trademark Office, www.uspto.gov. Official PDF: USPTO patent PDF. Also at Google Patents. The drawing on this page is a reduced copy of the official figure; see the original drawing.