JPH01100549U - - Google Patents
Info
- Publication number
- JPH01100549U JPH01100549U JP19592687U JP19592687U JPH01100549U JP H01100549 U JPH01100549 U JP H01100549U JP 19592687 U JP19592687 U JP 19592687U JP 19592687 U JP19592687 U JP 19592687U JP H01100549 U JPH01100549 U JP H01100549U
- Authority
- JP
- Japan
- Prior art keywords
- telephone line
- rings
- ringer
- communication device
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Devices For Supply Of Signal Current (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19592687U JPH01100549U (no) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19592687U JPH01100549U (no) | 1987-12-25 | 1987-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100549U true JPH01100549U (no) | 1989-07-06 |
Family
ID=31486576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19592687U Pending JPH01100549U (no) | 1987-12-25 | 1987-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100549U (no) |
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1987
- 1987-12-25 JP JP19592687U patent/JPH01100549U/ja active Pending