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Display system utilizing a liquid crystalline material of the cholesteric phase
US 3,410,999 A
Filed
: 06/29/1965
Issued
: 11/12/1968
Est. Priority Date
: 06/29/1965
Status: Expired due to Term
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Current Assignee
Arthur E. Anderson
,
James L. Fergason
Original Assignee
Arthur E. Anderson
,
James L. Fergason
Inventors
Fergason, James L.
,
Anderson, Arthur E.
Application Number
US04/467,851
Time in Patent Office
1,232 Days
Field of Search
US Class Current
349/21
CPC Class Codes
B41M 5/281
using liquid crystals only
G02F 1/132
Thermal activation of liqui...
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