JPH0737182Y2 - 警報音検知システム - Google Patents
警報音検知システムInfo
- Publication number
- JPH0737182Y2 JPH0737182Y2 JP1989042612U JP4261289U JPH0737182Y2 JP H0737182 Y2 JPH0737182 Y2 JP H0737182Y2 JP 1989042612 U JP1989042612 U JP 1989042612U JP 4261289 U JP4261289 U JP 4261289U JP H0737182 Y2 JPH0737182 Y2 JP H0737182Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- alarm
- circuit
- alarm sound
- level 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.)
- Expired - Lifetime
Links
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989042612U JPH0737182Y2 (ja) | 1989-04-12 | 1989-04-12 | 警報音検知システム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989042612U JPH0737182Y2 (ja) | 1989-04-12 | 1989-04-12 | 警報音検知システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02133791U JPH02133791U (US07534539-20090519-C00280.png) | 1990-11-06 |
JPH0737182Y2 true JPH0737182Y2 (ja) | 1995-08-23 |
Family
ID=31554307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989042612U Expired - Lifetime JPH0737182Y2 (ja) | 1989-04-12 | 1989-04-12 | 警報音検知システム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0737182Y2 (US07534539-20090519-C00280.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2601914Y2 (ja) * | 1993-06-21 | 1999-12-13 | 株式会社村上開明堂 | 緊急車輌検出装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6432535A (en) * | 1987-07-28 | 1989-02-02 | Mitsubishi Electric Corp | On-vehicle audio equipment |
-
1989
- 1989-04-12 JP JP1989042612U patent/JPH0737182Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02133791U (US07534539-20090519-C00280.png) | 1990-11-06 |
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