Stock material or miscellaneous articles – Three dimension imitation or 'treated' natural product
Patent
1993-12-30
1997-03-18
Epstein, Henry F.
Stock material or miscellaneous articles
Three dimension imitation or 'treated' natural product
63 32, 428187, 428426, A44C 1700
Patent
active
056121024
ABSTRACT:
The present invention provides an ornament composed of a light transmissive material having a plurality of facets, with a plurality of fine grooves formed on these facets to increase brilliancy, dispersion and scintillation effects and thereby enhance the ornamental appearance.
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patent: 3796065 (1974-03-01), Watermeyer
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patent: 4030317 (1977-06-01), Rogell
patent: 4809417 (1989-03-01), Normann, Jr.
patent: 5044123 (1991-09-01), Hoffman
patent: 5123265 (1992-06-01), Ramot
patent: 5419159 (1995-05-01), Muller
Epstein Henry F.
Yamato Kako Kabushiki Kaisha
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