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经营范围
发明名称
ELEKTRISKT FILTER
摘要
申请公布号
FI61815(B)
申请公布日期
1982.06.30
申请号
FI19800002245
申请日期
1980.07.15
申请人
ARTAMA ARVI
发明人
ARTAMA ARVI;NURMI UUNO
分类号
B03C3/16;B03C3/53;B03C3/60;B03C3/78;(IPC1-7):B03C3/53
主分类号
B03C3/16
代理机构
代理人
主权项
地址
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