JP2536990Y2 - 内外線切替器 - Google Patents
内外線切替器Info
- Publication number
- JP2536990Y2 JP2536990Y2 JP1990120990U JP12099090U JP2536990Y2 JP 2536990 Y2 JP2536990 Y2 JP 2536990Y2 JP 1990120990 U JP1990120990 U JP 1990120990U JP 12099090 U JP12099090 U JP 12099090U JP 2536990 Y2 JP2536990 Y2 JP 2536990Y2
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- line
- relay
- external
- call
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 16
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Facsimiles In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990120990U JP2536990Y2 (ja) | 1990-11-19 | 1990-11-19 | 内外線切替器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990120990U JP2536990Y2 (ja) | 1990-11-19 | 1990-11-19 | 内外線切替器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0476760U JPH0476760U (OSRAM) | 1992-07-03 |
| JP2536990Y2 true JP2536990Y2 (ja) | 1997-05-28 |
Family
ID=31868869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990120990U Expired - Lifetime JP2536990Y2 (ja) | 1990-11-19 | 1990-11-19 | 内外線切替器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2536990Y2 (OSRAM) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6339262A (ja) * | 1986-08-04 | 1988-02-19 | Nec Corp | 網制御回路 |
| JP2793242B2 (ja) * | 1989-04-07 | 1998-09-03 | 株式会社リコー | ファクシミリ装置 |
-
1990
- 1990-11-19 JP JP1990120990U patent/JP2536990Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0476760U (OSRAM) | 1992-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |