JPH0436353U - - Google Patents
Info
- Publication number
- JPH0436353U JPH0436353U JP7877990U JP7877990U JPH0436353U JP H0436353 U JPH0436353 U JP H0436353U JP 7877990 U JP7877990 U JP 7877990U JP 7877990 U JP7877990 U JP 7877990U JP H0436353 U JPH0436353 U JP H0436353U
- Authority
- JP
- Japan
- Prior art keywords
- intercom
- unit
- base unit
- control unit
- sub
- 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
- 230000008054 signal transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7877990U JP2517374Y2 (ja) | 1990-07-25 | 1990-07-25 | インターホン連係制御ユニットおよびこのユニットを用いたインターホンシステム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7877990U JP2517374Y2 (ja) | 1990-07-25 | 1990-07-25 | インターホン連係制御ユニットおよびこのユニットを用いたインターホンシステム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0436353U true JPH0436353U (enExample) | 1992-03-26 |
| JP2517374Y2 JP2517374Y2 (ja) | 1996-11-20 |
Family
ID=31622350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7877990U Expired - Lifetime JP2517374Y2 (ja) | 1990-07-25 | 1990-07-25 | インターホン連係制御ユニットおよびこのユニットを用いたインターホンシステム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2517374Y2 (enExample) |
-
1990
- 1990-07-25 JP JP7877990U patent/JP2517374Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2517374Y2 (ja) | 1996-11-20 |