Animal husbandry – Entomological culture device – Egg treatment – production – or storage
Patent
1989-10-24
1991-03-19
Weiss, John G.
Animal husbandry
Entomological culture device
Egg treatment, production, or storage
D30101, A01K 6300
Patent
active
050001183
ABSTRACT:
An aesthetically pleasing aquatic/terrestrial display unit provides a variety of novel optical effects, including the illusion whereby aquatic and terrestrial environments are superimposed, sometimes with their geometrical relationships seemingly altered by attendant lensing effects.
REFERENCES:
patent: 1838215 (1931-12-01), De Clairmont
patent: 4117805 (1978-10-01), Ward
patent: 4754571 (1988-07-01), Riechmann
patent: 4781938 (1988-12-01), Davenport
patent: 4836142 (1989-06-01), Duback
Bloom Jonathan G.
Merritt Gail A.
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