Card – picture – or sign exhibiting – Display with special effects – Electromotor operated
Patent
1987-12-22
1989-12-26
Mancene, Gene
Card, picture, or sign exhibiting
Display with special effects
Electromotor operated
272 22, G09F 1900
Patent
active
048888923
ABSTRACT:
Scenery subassemblies are rotated around arises of a polyhedron. As the subassemblies are rotated, the scenery above, beneath, and all around an observation point changes. The polyhedron an be an octahedron, cube, or tetrahedron.
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patent: 984322 (1911-02-01), Van Sant
patent: 1147823 (1915-07-01), Smith
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patent: 2136833 (1938-11-01), Young
patent: 3406476 (1968-10-01), Wilcox
patent: 3475845 (1969-11-01), Estvan, Jr.
patent: 4461106 (1984-07-01), Lawson
Mancene Gene
Stone Cary E.
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