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发明名称
Automatic telephone answering and message recording system
摘要
申请公布号
US3226478(A)
申请公布日期
1965.12.28
申请号
US19600076311
申请日期
1960.12.16
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
MARTIN CHARLES M.;MYERS ROBERT O.;GROS KENNETH C. LE;EVANS EMIL E.;MARHEINE EDWARD A.
分类号
H04M1/65
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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