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经营范围
发明名称
TELEPHONE EXCHANGE
摘要
申请公布号
JPH02223261(A)
申请公布日期
1990.09.05
申请号
JP19890044439
申请日期
1989.02.23
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
IWAMOTO KINYA;SUZUKI YOSHIHARU;KOMODA YOSHIYUKI;UMEYAMA HIROSHI;HONDA KAZUYOSHI
分类号
H04M1/02;H04M1/00;H04M3/42;H04M11/02
主分类号
H04M1/02
代理机构
代理人
主权项
地址
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