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发明名称
PROTECTIVE ELECTRONIC FILTER FOR PROTECTION AGAINST HIGH FREQUENCY SOUNDS
摘要
申请公布号
GR2001952(Y)
申请公布日期
1997.09.26
申请号
GR19970200162U
申请日期
1997.03.21
申请人
GIANTSIS MERKOURIOU MILTIADIS;AGGELIDIS THEODOROS
发明人
GIANTSIS MILTIADIS;AGGELIDIS THEODOROS
分类号
主分类号
代理机构
代理人
主权项
地址
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