Quartz controlled analog watch
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United States of America Patent
Stats
-
Mar 11, 1980
Grant Date -
N/A
app pub date -
May 21, 1979
filing date -
Jun 24, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A quartz controlled analog watch with a minute hand indexed once a minute by minute pulses and a seconds hand indexed once every five seconds by weaker pulses occurring at five second intervals between minute pulses.
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