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Patents Grants
last 30 patents
Information
Patent Grant
Combined wrist watch and tide indicator
Patent number
D343127
Issue date
Jan 11, 1994
Xonix Electronic Watch Enterprise Co., Ltd.
Li Chen
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Tide watch
Patent number
5,161,129
Issue date
Nov 3, 1992
Xonix Electronic Watch Enterprise Co., Ltd.
Li Chen
G04 - HOROLOGY
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