JPS63183733U - - Google Patents
Info
- Publication number
- JPS63183733U JPS63183733U JP7372887U JP7372887U JPS63183733U JP S63183733 U JPS63183733 U JP S63183733U JP 7372887 U JP7372887 U JP 7372887U JP 7372887 U JP7372887 U JP 7372887U JP S63183733 U JPS63183733 U JP S63183733U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- ringtone
- current
- telephone
- signal
- 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 |
|---|---|---|---|
| JP7372887U JPS63183733U (en:Method) | 1987-05-19 | 1987-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7372887U JPS63183733U (en:Method) | 1987-05-19 | 1987-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63183733U true JPS63183733U (en:Method) | 1988-11-25 |
Family
ID=30918318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7372887U Pending JPS63183733U (en:Method) | 1987-05-19 | 1987-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63183733U (en:Method) |
-
1987
- 1987-05-19 JP JP7372887U patent/JPS63183733U/ja active Pending
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