JPH0476754U - - Google Patents
Info
- Publication number
- JPH0476754U JPH0476754U JP12091990U JP12091990U JPH0476754U JP H0476754 U JPH0476754 U JP H0476754U JP 12091990 U JP12091990 U JP 12091990U JP 12091990 U JP12091990 U JP 12091990U JP H0476754 U JPH0476754 U JP H0476754U
- Authority
- JP
- Japan
- Prior art keywords
- dial tone
- dial
- memory
- detected
- circuit
- 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 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12091990U JPH0476754U (hu) | 1990-11-19 | 1990-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12091990U JPH0476754U (hu) | 1990-11-19 | 1990-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0476754U true JPH0476754U (hu) | 1992-07-03 |
Family
ID=31868800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12091990U Pending JPH0476754U (hu) | 1990-11-19 | 1990-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0476754U (hu) |
-
1990
- 1990-11-19 JP JP12091990U patent/JPH0476754U/ja active Pending
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