PIEZOELECTRIC VIBRATING PIECE, PIEZOELECTRIC DEVICE, AND METHOD FOR FABRICATING THE PIEZOELECTRIC DEVICE
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United States of America Patent
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Issued Date -
Dec 18, 2014
app pub date -
Jun 4, 2014
filing date -
Jun 12, 2013
priority date (Note) -
Abandoned
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Abstract
A piezoelectric vibrating piece includes an excitation electrode and an extraction electrode. The excitation electrode is formed in a vibrating portion. The extraction electrode is extracted from the excitation electrode to one side portion. The piezoelectric vibrating piece includes a front surface and a back surface. At least one of the front surface and the back surface includes an index mark formed in a region. The region includes at least a part of a side portion on an opposite side of the one side portion. The region allows application of an adhesive.
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