JPS62155546U - - Google Patents
Info
- Publication number
- JPS62155546U JPS62155546U JP4317686U JP4317686U JPS62155546U JP S62155546 U JPS62155546 U JP S62155546U JP 4317686 U JP4317686 U JP 4317686U JP 4317686 U JP4317686 U JP 4317686U JP S62155546 U JPS62155546 U JP S62155546U
- Authority
- JP
- Japan
- Prior art keywords
- audio signal
- telephone line
- switch circuit
- input terminal
- input
- 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
- 230000005236 sound signal Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4317686U JPS62155546U (un) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4317686U JPS62155546U (un) | 1986-03-25 | 1986-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62155546U true JPS62155546U (un) | 1987-10-02 |
Family
ID=30859788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4317686U Pending JPS62155546U (un) | 1986-03-25 | 1986-03-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62155546U (un) |
-
1986
- 1986-03-25 JP JP4317686U patent/JPS62155546U/ja active Pending