Animal husbandry – Feeder or waterer – Bird feeder
Patent
1985-10-23
1987-09-22
Largen, James R.
Animal husbandry
Feeder or waterer
Bird feeder
Patent
active
D02920352
REFERENCES:
patent: D230868 (1974-03-01), Dorzan
patent: 3281178 (1966-10-01), Fisher
patent: 3560039 (1971-02-01), Gruber
patent: 3754785 (1973-08-01), Anderson
patent: 3778097 (1973-12-01), Dorzan
patent: 3879079 (1975-04-01), Nicholas
patent: 3977715 (1976-08-01), Casei
patent: 4103953 (1978-08-01), Lachance
patent: 4196928 (1980-04-01), Spangler
patent: 4221415 (1980-09-01), Ganz
patent: 4323272 (1982-04-01), Fortier
Largen James R.
Rainer Norman B.
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