JPS62171236U - - Google Patents
Info
- Publication number
- JPS62171236U JPS62171236U JP5764186U JP5764186U JPS62171236U JP S62171236 U JPS62171236 U JP S62171236U JP 5764186 U JP5764186 U JP 5764186U JP 5764186 U JP5764186 U JP 5764186U JP S62171236 U JPS62171236 U JP S62171236U
- Authority
- JP
- Japan
- Prior art keywords
- incoming call
- telephone
- detection circuit
- response
- telephone line
- 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 claims description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5764186U JPS62171236U (it) | 1986-04-18 | 1986-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5764186U JPS62171236U (it) | 1986-04-18 | 1986-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62171236U true JPS62171236U (it) | 1987-10-30 |
Family
ID=30887538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5764186U Pending JPS62171236U (it) | 1986-04-18 | 1986-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62171236U (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01288146A (ja) * | 1988-05-16 | 1989-11-20 | Nec Corp | 有線放送電話システム |
-
1986
- 1986-04-18 JP JP5764186U patent/JPS62171236U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01288146A (ja) * | 1988-05-16 | 1989-11-20 | Nec Corp | 有線放送電話システム |