JPH01169851U - - Google Patents
Info
- Publication number
- JPH01169851U JPH01169851U JP6516388U JP6516388U JPH01169851U JP H01169851 U JPH01169851 U JP H01169851U JP 6516388 U JP6516388 U JP 6516388U JP 6516388 U JP6516388 U JP 6516388U JP H01169851 U JPH01169851 U JP H01169851U
- Authority
- JP
- Japan
- Prior art keywords
- music box
- detection section
- continuous signal
- intermittent
- telephone device
- 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 2
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6516388U JPH01169851U (zh) | 1988-05-19 | 1988-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6516388U JPH01169851U (zh) | 1988-05-19 | 1988-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01169851U true JPH01169851U (zh) | 1989-11-30 |
Family
ID=31290606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6516388U Pending JPH01169851U (zh) | 1988-05-19 | 1988-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01169851U (zh) |
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1988
- 1988-05-19 JP JP6516388U patent/JPH01169851U/ja active Pending