发明名称 |
Telephone visual signaling device |
摘要 |
A telephone visual signaling device is provided which consists of a telephone connected to an incoming signal line and a mechanism for producing an identifiable beam of light when the telephone receives a telephone call on the incoming signal line.
|
申请公布号 |
US5404399(A) |
申请公布日期 |
1995.04.04 |
申请号 |
US19920959422 |
申请日期 |
1992.10.13 |
申请人 |
FINAMORE, SANDRO |
发明人 |
FINAMORE, SANDRO |
分类号 |
H04M1/22;H04M1/82;H04M19/04;(IPC1-7):H04M1/00 |
主分类号 |
H04M1/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|