Selecting interface device for facsimile apparatuses
US4802204A · kind A · utility
18Cited by
3References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 25, 1987 |
| Grant date | Jan 31, 1989 |
| Priority date | — |
| Expiry date | Sep 25, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/32763
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a selecting device for interfacing between a telephone line and two facsimile apparatuses and comprises a telephone line; terminal adapted to be coupled with the telephone line; two facsimile apparatus terminals adapted to be coupled with the two facsimile apparatuses respectively; a loop selection circuit coupled with the telephone line terminal and the facsimile apparatus terminals; and means, coupled with the loop selection circuit, for controlling the loop selection circuit selectively to couple two of the telephone line terminal and the facsimile apparatus terminals with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.