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经营范围
发明名称
PWM INVERTER DEVICE
摘要
申请公布号
JPS57196873(U)
申请公布日期
1982.12.14
申请号
JP19810085333U
申请日期
1981.06.10
申请人
发明人
分类号
F16L55/00;F16L3/16;G21D1/00;(IPC1-7):F16L3/16
主分类号
F16L55/00
代理机构
代理人
主权项
地址
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