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发明名称
FLAT DIAPHRAGM ATTACHMENT FOR ACOUSTIC CONVERTER
摘要
申请公布号
JPS54134620(A)
申请公布日期
1979.10.19
申请号
JP19790040836
申请日期
1979.04.04
申请人
BERTAGNI JOSE JUAN
发明人
JIYOSE JIYUAN BERUTAGUNI
分类号
H04R7/16;G10K13/00;H04R1/24;H04R7/18
主分类号
H04R7/16
代理机构
代理人
主权项
地址
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