Cipher watch
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United States of America Patent
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Sep 11, 2012
Grant Date -
Jun 14, 2012
app pub date -
Dec 13, 2010
filing date -
Dec 13, 2010
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A watch able to be used as a cryptographic system to encrypt plaintext to ciphertext or decrypt ciphertext to plaintext includes a watch face and a plurality of concentric rings. Each of the plurality of concentric rings is rotatable with respect to the watch face and includes a number of symbols, the number of symbols corresponding to the number of hours represented on the watch face, at least some of the symbols corresponding to letters of an alphabet, characters in a writing system and/or numbers. At least one of the plurality of concentric rings is rotatable in a direction opposite to a direction of at least one other of the plurality of concentric rings.
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