Holograms
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United States of America Patent
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-
Nov 18, 1986
Issued Date -
N/A
app pub date -
Dec 5, 1984
filing date -
Feb 15, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An integral direct viewing hologram device and an article useful in the manufacture of hologram devices are predicated upon a particular set of components grouped according to a number of permutations. The hologram device comprises a venetian blind film having a hologram embossed on or bonded onto one surface and a plane grating embossed on or bonded onto the other surface, and the article useful in the manufacture of hologram devices comprises a venetian blind film with a plane grating embossed or bonded on one side.
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