JPH0270558U - - Google Patents
Info
- Publication number
- JPH0270558U JPH0270558U JP14842588U JP14842588U JPH0270558U JP H0270558 U JPH0270558 U JP H0270558U JP 14842588 U JP14842588 U JP 14842588U JP 14842588 U JP14842588 U JP 14842588U JP H0270558 U JPH0270558 U JP H0270558U
- Authority
- JP
- Japan
- Prior art keywords
- call
- detection circuit
- signal
- end signal
- output
- 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 10
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14842588U JPH0270558U (cs) | 1988-11-16 | 1988-11-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14842588U JPH0270558U (cs) | 1988-11-16 | 1988-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0270558U true JPH0270558U (cs) | 1990-05-29 |
Family
ID=31419741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14842588U Pending JPH0270558U (cs) | 1988-11-16 | 1988-11-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0270558U (cs) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5275104A (en) * | 1975-12-18 | 1977-06-23 | Matsushita Electric Ind Co Ltd | Automatic answering telephone set |
JPS5842347A (ja) * | 1981-09-05 | 1983-03-11 | Hashimoto Corp | 誤動作を防止する遠隔聴取付留守番電話装置 |
-
1988
- 1988-11-16 JP JP14842588U patent/JPH0270558U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5275104A (en) * | 1975-12-18 | 1977-06-23 | Matsushita Electric Ind Co Ltd | Automatic answering telephone set |
JPS5842347A (ja) * | 1981-09-05 | 1983-03-11 | Hashimoto Corp | 誤動作を防止する遠隔聴取付留守番電話装置 |
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