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经营范围
发明名称
PULSE WIDTH MODULATOR CIRCUIT
摘要
申请公布号
JPS5478065(A)
申请公布日期
1979.06.21
申请号
JP19770145523
申请日期
1977.12.02
申请人
SONY CORP
发明人
NAKAZAWA HIROSHI;KOIZUMI AKIO
分类号
H03K7/08;H02M3/335
主分类号
H03K7/08
代理机构
代理人
主权项
地址
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