发明名称 |
Cordless telephone active-call enabled intercom |
摘要 |
A method of using an intercom on a cordless telephone during an active call. The active call is put on hold while the intercom is in use. Once the call is re-activated, the intercom is shut off. This system may be designed for a cordless telephone with one handset or a plurality of handsets.
|
申请公布号 |
US2002107036(A1) |
申请公布日期 |
2002.08.08 |
申请号 |
US20010777889 |
申请日期 |
2001.02.07 |
申请人 |
CANNON JOSEPH M.;JOHANSON JAMES A. |
发明人 |
CANNON JOSEPH M.;JOHANSON JAMES A. |
分类号 |
H04M1/725;(IPC1-7):H04Q7/20 |
主分类号 |
H04M1/725 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|