JPS6437148U - - Google Patents
Info
- Publication number
- JPS6437148U JPS6437148U JP13196487U JP13196487U JPS6437148U JP S6437148 U JPS6437148 U JP S6437148U JP 13196487 U JP13196487 U JP 13196487U JP 13196487 U JP13196487 U JP 13196487U JP S6437148 U JPS6437148 U JP S6437148U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- period
- telephone terminal
- predetermined
- intermittent
- 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 3
- 238000010586 diagram Methods 0.000 description 4
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13196487U JPS6437148U (es) | 1987-08-29 | 1987-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13196487U JPS6437148U (es) | 1987-08-29 | 1987-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6437148U true JPS6437148U (es) | 1989-03-06 |
Family
ID=31388506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13196487U Pending JPS6437148U (es) | 1987-08-29 | 1987-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6437148U (es) |
-
1987
- 1987-08-29 JP JP13196487U patent/JPS6437148U/ja active Pending
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