Animal husbandry – Entomological culture device – Egg treatment – production – or storage
Patent
1978-10-13
1980-05-20
Chamblee, Hugh R.
Animal husbandry
Entomological culture device
Egg treatment, production, or storage
A01K 6300
Patent
active
042033896
ABSTRACT:
An apparatus is disclosed herein which automatically regulates the amount of oxygen in a body of water by sensing the oxygen content of the water and activating a spray aerator whenever the percentage of oxygen falls below a predetermined value.
REFERENCES:
patent: 3320928 (1967-05-01), Smith
patent: 3341450 (1967-09-01), Ciabattari et al.
patent: 3685346 (1972-08-01), Molloy
patent: 4116164 (1978-09-01), Shabi et al.
Black Theodore W.
Gasper, Jr. Martin J.
Chamblee Hugh R.
Rodale Resources, Inc.
Weaver D. Paul
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