Image display device
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United States of America Patent
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-
Aug 25, 1981
Grant Date -
N/A
app pub date -
Feb 9, 1979
filing date -
Feb 15, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An image display device comprises a cell container, at least a pair of electrodes, an electrically responsive electrochromic medium accommodated in said cell container, said electrochromic medium comprising a complexon, Fe.sup.2+ ion and at least one metal ion other than Fe.sup.2+ ion.
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