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发明名称
AKUSTISCHES OBERFLAECHENWELLENFILTER MIT ABGLEICHBARER ECHOUNTERDRUECKUNG
摘要
申请公布号
DD276763(A1)
申请公布日期
1990.03.07
申请号
DD19880321424
申请日期
1988.11.03
申请人
AKADEMIE DER WISSENSCHAFTEN DER DDR,DD
发明人
FROEHLICH,HEINZ-JUERGEN,DD;SICKERT,ROLAND,DD;RIEDEL,JOERG,DD
分类号
H03H9/64;(IPC1-7):H03H9/64
主分类号
H03H9/64
代理机构
代理人
主权项
地址
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