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JPS54119896

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DESCRIPTION JPS54119896
Description yjF A's name Piezoelectric sounding body
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a structural cross section of a piezoelectric
speaker. FIGS. 2 to 4 are views of a piezoelectric speaker integrated with a (port) path substrate
according to the present invention. Particularly, (a) to (tc) in FIG. 6 are diagrams showing the
order of the manufacturing process. Numbers in the figure 1.8 · · · · · EE Hiroshi pronunciationbody vibration Kei 2.9.10 ...... piezoelectric element 3 ......... circuit board 4 ...... piezoelectric
sounding body 5 ..... PCB substrate 6 ----- PCB metal foil 7 ...... circuit wiring or base EndPage: 2
04-05-2019
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