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发明名称
EMERGENCY ALARM BROADCAST RECEIVING SET
摘要
申请公布号
JPS6286925(U)
申请公布日期
1987.06.03
申请号
JP19850176391U
申请日期
1985.11.15
申请人
发明人
分类号
B22D17/22;B21D37/04;B23Q7/05;(IPC1-7):B21D37/04
主分类号
B22D17/22
代理机构
代理人
主权项
地址
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