JPH0159350U - - Google Patents
Info
- Publication number
- JPH0159350U JPH0159350U JP15524087U JP15524087U JPH0159350U JP H0159350 U JPH0159350 U JP H0159350U JP 15524087 U JP15524087 U JP 15524087U JP 15524087 U JP15524087 U JP 15524087U JP H0159350 U JPH0159350 U JP H0159350U
- Authority
- JP
- Japan
- Prior art keywords
- time interval
- sound generation
- signal representing
- different frequencies
- alternately
- 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
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15524087U JPH0159350U (enExample) | 1987-10-08 | 1987-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15524087U JPH0159350U (enExample) | 1987-10-08 | 1987-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0159350U true JPH0159350U (enExample) | 1989-04-13 |
Family
ID=31432694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15524087U Pending JPH0159350U (enExample) | 1987-10-08 | 1987-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0159350U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5161203A (ja) * | 1974-11-26 | 1976-05-27 | Nakayo Telecommunications | Toonringakairo |
| JPS5132215B1 (enExample) * | 1970-10-24 | 1976-09-11 |
-
1987
- 1987-10-08 JP JP15524087U patent/JPH0159350U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5132215B1 (enExample) * | 1970-10-24 | 1976-09-11 | ||
| JPS5161203A (ja) * | 1974-11-26 | 1976-05-27 | Nakayo Telecommunications | Toonringakairo |