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JPS50124623

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DESCRIPTION JPS50124623
4rL031261 [phase] Japan Patent Office ? Japanese Patent Application Laid-Open No. 501.246230 (1975) 9.30 Japanese Patent Application No. 49-31261 [phase] (197 me) 3.1
examination request existence (all three pages) Office internal reference number 644 y S 550
Japan classification ? Int, CI 2 ░ 102 3 / -1 ? 4 R 7 / ? pH ? 1000 1 / ?O specification 1,
title of the invention
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1, FIG. 2, FIG. 3, and FIG. 4 are respectively crosssectional views of a speaker diaphragm in an embodiment of the present invention. 1 иии 1 иии
Titanium foil, 21 иии, boron layer, 30. . ? Titanium polide layer. Name of agent Attorney Shino
Toshio and one other person, 4; '. EndPage: 2 second 11 ii 52 second 6 other inventors and
agents (2) agent End Page: ?
11-05-2019
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