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发明名称
INVERTER
摘要
申请公布号
JPS52147730(U)
申请公布日期
1977.11.09
申请号
JP19760056661U
申请日期
1976.05.07
申请人
发明人
分类号
B21C47/30;B65H18/04;B65H19/10;(IPC1-7):B21C47/30
主分类号
B21C47/30
代理机构
代理人
主权项
地址
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