Invention Grant
US09304229B2 Recording barometer horological complication 有权
记录气压计钟表并发症

Recording barometer horological complication
Abstract:
An improved system for the recording and display of barometric pressure information, comprising a timekeeper, barometric sensor, memory system, and display, integrated to form an instrument or horological complication for the display of the current barometric pressure and past pressure history by use of an animated display.
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