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发明名称
A SET OF BACTERICIDAL SHIELDS FOR USE ON TELEPHONE HANDSETS
摘要
申请公布号
EP0262921(A3)
申请公布日期
1989.08.30
申请号
EP19870308611
申请日期
1987.09.29
申请人
PHONESHIELDS LIMITED
发明人
WOOLLARD, TREVOR P.
分类号
H04R1/12;(IPC1-7):H04R1/12
主分类号
H04R1/12
代理机构
代理人
主权项
地址
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