JPH02101679U - - Google Patents
Info
- Publication number
- JPH02101679U JPH02101679U JP1084189U JP1084189U JPH02101679U JP H02101679 U JPH02101679 U JP H02101679U JP 1084189 U JP1084189 U JP 1084189U JP 1084189 U JP1084189 U JP 1084189U JP H02101679 U JPH02101679 U JP H02101679U
- Authority
- JP
- Japan
- Prior art keywords
- balanced
- input
- indoor
- entrance slave
- wire
- 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.)
- Granted
Links
Landscapes
- Closed-Circuit Television Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989010841U JPH0445340Y2 (cs) | 1989-02-01 | 1989-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989010841U JPH0445340Y2 (cs) | 1989-02-01 | 1989-02-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02101679U true JPH02101679U (cs) | 1990-08-13 |
| JPH0445340Y2 JPH0445340Y2 (cs) | 1992-10-26 |
Family
ID=31218856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989010841U Expired JPH0445340Y2 (cs) | 1989-02-01 | 1989-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445340Y2 (cs) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5256526U (cs) * | 1975-10-22 | 1977-04-23 | ||
| JPS58141086A (ja) * | 1982-02-15 | 1983-08-22 | Matsushita Electric Works Ltd | テレビインタ−ホンシステム |
-
1989
- 1989-02-01 JP JP1989010841U patent/JPH0445340Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5256526U (cs) * | 1975-10-22 | 1977-04-23 | ||
| JPS58141086A (ja) * | 1982-02-15 | 1983-08-22 | Matsushita Electric Works Ltd | テレビインタ−ホンシステム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0445340Y2 (cs) | 1992-10-26 |
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