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JPS556960

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DESCRIPTION JPS556960
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view of a piezoelectric buzzer
sounding body in the prior art, and FIG. 2 is a sectional view showing an embodiment of the
piezoelectric buzzer sounding body according to the present invention. 6 · · · · · · · · · · · · · · · · · · · · · ·
· · · · · · · · · · · · · · · · · · · · · · · · · · · · metal case, 8 · · · · · · · · · · · Piezoelectric porcelain element.
Detailed Description of the Invention 1 Description 1 Title of the Invention
04-05-2019
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