发明名称 Equipment and method of manufacturing an amplifier
摘要 An equipment and method of manufacturing an amplifier utilizes different injection molding machines to respectively manufacture an external case of an amplifier by using unlimited kinds of material to increase the connection between a diaphragm and a suspension, reduce the cost and enhance the speed of manufacture and the utilization rate of producibility tremendously.
申请公布号 US2004094868(A1) 申请公布日期 2004.05.20
申请号 US20020294678 申请日期 2002.11.15
申请人 YU WEN-TENG 发明人 YU WEN-TENG
分类号 B29C45/16;H04R31/00;(IPC1-7):B29C45/14 主分类号 B29C45/16
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