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发明名称
Local prepay paystation with delayed call provisions
摘要
申请公布号
US3177290(A)
申请公布日期
1965.04.06
申请号
US19610161095
申请日期
1961.12.21
申请人
INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
发明人
NORLING THOMAS B.;JACOBS MELVIN A.
分类号
H04M17/02
主分类号
H04M17/02
代理机构
代理人
主权项
地址
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