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发明名称
KEY TELEPHONE SET
摘要
申请公布号
JPH02145091(A)
申请公布日期
1990.06.04
申请号
JP19880298794
申请日期
1988.11.26
申请人
MITSUBISHI ELECTRIC CORP
发明人
KOBAYASHI TOMOO;NAGAI SATOSHI;NAKATO YASUSHI;YOSHIDA MASARU
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
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地址
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