MANUFACTURE OF DIAPHRAGM,申请号JP19900273995-传众专利搜索

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发明名称	MANUFACTURE OF DIAPHRAGM
摘要
申请公布号	JPH04150500(A)	申请公布日期	1992.05.22
申请号	JP19900273995	申请日期	1990.10.11
申请人	MATSUSHITA ELECTRIC IND CO LTD	发明人	NAKAMURA KATSUYUKI;NISHIKI NAOMI;EBARA JUN;MURAKAMI MUTSUAKI;WATANABE KAZUHIRO
分类号	H04R7/02;H04R31/00	主分类号	H04R7/02
代理机构		代理人
主权项
地址

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