JPH0273862U - - Google Patents
Info
- Publication number
- JPH0273862U JPH0273862U JP15403888U JP15403888U JPH0273862U JP H0273862 U JPH0273862 U JP H0273862U JP 15403888 U JP15403888 U JP 15403888U JP 15403888 U JP15403888 U JP 15403888U JP H0273862 U JPH0273862 U JP H0273862U
- Authority
- JP
- Japan
- Prior art keywords
- monitoring panel
- power supply
- alarm monitoring
- switching unit
- alarm
- 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
- 238000012544 monitoring process Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15403888U JP2532076Y2 (ja) | 1988-11-25 | 1988-11-25 | 集合住宅監視通話システムの警報監視盤切換ユニット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15403888U JP2532076Y2 (ja) | 1988-11-25 | 1988-11-25 | 集合住宅監視通話システムの警報監視盤切換ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0273862U true JPH0273862U (fi) | 1990-06-06 |
JP2532076Y2 JP2532076Y2 (ja) | 1997-04-09 |
Family
ID=31430410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15403888U Expired - Lifetime JP2532076Y2 (ja) | 1988-11-25 | 1988-11-25 | 集合住宅監視通話システムの警報監視盤切換ユニット |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2532076Y2 (fi) |
-
1988
- 1988-11-25 JP JP15403888U patent/JP2532076Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2532076Y2 (ja) | 1997-04-09 |
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