发明名称 System for facilitating professional telephone communication
摘要 Improved telephone apparatus. Circuitry in the apparatus includes a memory unit. Telephone numbers can be dialed into the memory unit while an individual is conversing over the telephone. After the individual completes his conversation, the circuitry automatically electronically dials one of the telephone numbers stored in the memory unit.
申请公布号 US4588863(A) 申请公布日期 1986.05.13
申请号 US19840629801 申请日期 1984.07.11
申请人 RESS, JAMES M. 发明人 RESS, JAMES M.
分类号 H04M1/2745;(IPC1-7):H04M1/274 主分类号 H04M1/2745
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