JPH0446963U - - Google Patents
Info
- Publication number
- JPH0446963U JPH0446963U JP8879290U JP8879290U JPH0446963U JP H0446963 U JPH0446963 U JP H0446963U JP 8879290 U JP8879290 U JP 8879290U JP 8879290 U JP8879290 U JP 8879290U JP H0446963 U JPH0446963 U JP H0446963U
- Authority
- JP
- Japan
- Prior art keywords
- pressure level
- sound pressure
- vehicle interior
- sound
- difference
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8879290U JPH0446963U (cs) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8879290U JPH0446963U (cs) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446963U true JPH0446963U (cs) | 1992-04-21 |
Family
ID=31822325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8879290U Pending JPH0446963U (cs) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446963U (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013221901A (ja) * | 2012-04-18 | 2013-10-28 | Mazda Motor Corp | 自動車用侵入検知装置 |
-
1990
- 1990-08-24 JP JP8879290U patent/JPH0446963U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013221901A (ja) * | 2012-04-18 | 2013-10-28 | Mazda Motor Corp | 自動車用侵入検知装置 |
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