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经营范围
发明名称
Vågledarefilter
摘要
申请公布号
FI23458(A)
申请公布日期
1949.02.10
申请号
FID23458
申请日期
1946.06.14
申请人
SVENSKA AB GASACCUMULATOR
发明人
TYSON BENJAMIN FRANKLIN
分类号
H01P1/20;(IPC1-7):H01P1/20
主分类号
H01P1/20
代理机构
代理人
主权项
地址
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