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JPS59152898

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DESCRIPTION JPS59152898
[0001]
Brief description of the drawings
[0002]
1 is a cross-sectional view of a speaker according to an embodiment of the present invention, FIG.
2 is a front view of the embodiment, FIG. 3 is a side view of a piezoelectric diaphragm used in the
embodiment, and FIG. It is a frequency characteristic diagram of an example. 6 ииииии Cone-type
diaphragm, 9 ииииии Piezoelectric-type diaphragm.
07-05-2019
1
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