Bird excluding technique

Animal husbandry – Feeding device – Powered

Patent

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Details

119 523, A01K 3900

Patent

active

052954552

ABSTRACT:
To provide access to a bird feeder to desirable species while excluding House Sparrows (Passer domesticus), a loop is mounted above the feeder and extends outwardly a few inches. The excluder is fastened to the bird feeder by staples or adhesives.

REFERENCES:
patent: 1894406 (1933-01-01), Lenhart
patent: 2797662 (1957-07-01), Adams
patent: 2890681 (1959-06-01), Sack
patent: 2933062 (1960-04-01), Geerlings
patent: 2974634 (1961-03-01), Williams et al.
patent: 3049093 (1962-08-01), Oliver
patent: 3090354 (1963-05-01), Merritt et al.

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