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发明名称
Party line sub-station
摘要
申请公布号
US3155776(A)
申请公布日期
1964.11.03
申请号
US19600023254
申请日期
1960.04.19
申请人
NIPPON ELECTRIC COMPANY LIMITED
发明人
KANO YOKICHI;TAKEMI YUJI;KASAHARA SHOICHI
分类号
H04M1/70;H04Q5/00
主分类号
H04M1/70
代理机构
代理人
主权项
地址
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