JPH01113427U - - Google Patents
Info
- Publication number
- JPH01113427U JPH01113427U JP1988008372U JP837288U JPH01113427U JP H01113427 U JPH01113427 U JP H01113427U JP 1988008372 U JP1988008372 U JP 1988008372U JP 837288 U JP837288 U JP 837288U JP H01113427 U JPH01113427 U JP H01113427U
- Authority
- JP
- Japan
- Prior art keywords
- intercom
- door
- base unit
- slave unit
- fire detector
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Alarm Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988008372U JPH01113427U (el) | 1988-01-26 | 1988-01-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988008372U JPH01113427U (el) | 1988-01-26 | 1988-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01113427U true JPH01113427U (el) | 1989-07-31 |
Family
ID=31214191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988008372U Pending JPH01113427U (el) | 1988-01-26 | 1988-01-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01113427U (el) |
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1988
- 1988-01-26 JP JP1988008372U patent/JPH01113427U/ja active Pending