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发明名称
A TELEPHONE HANDSET/HEADSET
摘要
申请公布号
GB2255471(A)
申请公布日期
1992.11.04
申请号
GB19910023918
申请日期
1991.11.11
申请人
ROBERT * HU
发明人
ROBERT * HU;JONATHAN * HU
分类号
H04M1/02;H04M1/05;H04M1/60
主分类号
H04M1/02
代理机构
代理人
主权项
地址
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