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经营范围
发明名称
PORTABLE TELEPHONE SYSTEM
摘要
申请公布号
JPH02306750(A)
申请公布日期
1990.12.20
申请号
JP19890128347
申请日期
1989.05.22
申请人
NEC CORP
发明人
TAMURA YOSHIHARU
分类号
H04M1/272;H04M1/274;H04M1/2755
主分类号
H04M1/272
代理机构
代理人
主权项
地址
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