JPH01124733U - - Google Patents
Info
- Publication number
- JPH01124733U JPH01124733U JP2146288U JP2146288U JPH01124733U JP H01124733 U JPH01124733 U JP H01124733U JP 2146288 U JP2146288 U JP 2146288U JP 2146288 U JP2146288 U JP 2146288U JP H01124733 U JPH01124733 U JP H01124733U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- telephone
- dummy current
- volume
- detects
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2146288U JPH01124733U (cs) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2146288U JPH01124733U (cs) | 1988-02-19 | 1988-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01124733U true JPH01124733U (cs) | 1989-08-24 |
Family
ID=31238726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2146288U Pending JPH01124733U (cs) | 1988-02-19 | 1988-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01124733U (cs) |
-
1988
- 1988-02-19 JP JP2146288U patent/JPH01124733U/ja active Pending
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