发明名称 Dual Illumination Watch Face, And Associated Methods
摘要 Systems and methods for a dual illumination watch face having a tritium gas tube coupled with a dial, minute hand or hour hand of the watch face, and phosphorescent material disposed with at least one of the dial, minute hand and hour hand.
申请公布号 US2011158056(A1) 申请公布日期 2011.06.30
申请号 US201113042339 申请日期 2011.03.07
申请人 OLMES JAMES BREWSTER 发明人 OLMES JAMES BREWSTER
分类号 G04B19/32 主分类号 G04B19/32
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