Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7344489 | Sludge treatment method Process for the treatment of a sludge containing heavy metals and organic matter according to which foaming of the sludge is brought about and it is dried. ... | 03/18/2008 |
