| 发明名称 |
PBX system communications device |
| 摘要 |
A PBX communications device is disclosed. The PBX communications device permits communication between a PBX and an adjunct processor. The present invention uses direct communications with a PBX line card as the source of information for the adjunct processor and translates the information to a form usable by the adjunct processor.
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| 申请公布号 |
US5222124(A) |
申请公布日期 |
1993.06.22 |
| 申请号 |
US19910662231 |
申请日期 |
1991.02.28 |
| 申请人 |
VMC SYSTEMS, INC. |
发明人 |
CASTANEDA, MARIO;OSHIMA, HAROLD H. |
| 分类号 |
H04M3/42;H04M3/51;H04M3/533;H04Q3/62 |
主分类号 |
H04M3/42 |
| 代理机构 |
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