JPS6325793Y2 - - Google Patents
Info
- Publication number
- JPS6325793Y2 JPS6325793Y2 JP18689280U JP18689280U JPS6325793Y2 JP S6325793 Y2 JPS6325793 Y2 JP S6325793Y2 JP 18689280 U JP18689280 U JP 18689280U JP 18689280 U JP18689280 U JP 18689280U JP S6325793 Y2 JPS6325793 Y2 JP S6325793Y2
- Authority
- JP
- Japan
- Prior art keywords
- relay
- contact
- call
- hook
- line terminal
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Prepayment Telephone Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18689280U JPS6325793Y2 (fr) | 1980-12-25 | 1980-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18689280U JPS6325793Y2 (fr) | 1980-12-25 | 1980-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57109657U JPS57109657U (fr) | 1982-07-06 |
| JPS6325793Y2 true JPS6325793Y2 (fr) | 1988-07-13 |
Family
ID=29989231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18689280U Expired JPS6325793Y2 (fr) | 1980-12-25 | 1980-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6325793Y2 (fr) |
-
1980
- 1980-12-25 JP JP18689280U patent/JPS6325793Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57109657U (fr) | 1982-07-06 |
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