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发明名称
ELECTRIC WAVE ABSORBER
摘要
申请公布号
JPH0444300(A)
申请公布日期
1992.02.14
申请号
JP19900151680
申请日期
1990.06.12
申请人
W R GRACE & CO
发明人
OSAWA SHIGERU
分类号
H05K9/00;H01Q17/00
主分类号
H05K9/00
代理机构
代理人
主权项
地址
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