JPH03113495U - - Google Patents
Info
- Publication number
- JPH03113495U JPH03113495U JP2253490U JP2253490U JPH03113495U JP H03113495 U JPH03113495 U JP H03113495U JP 2253490 U JP2253490 U JP 2253490U JP 2253490 U JP2253490 U JP 2253490U JP H03113495 U JPH03113495 U JP H03113495U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- sensors
- time
- signal
- determination circuit
- 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
- 230000005236 sound signal Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990022534U JPH087510Y2 (ja) | 1990-03-06 | 1990-03-06 | ドアセンサアラーム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990022534U JPH087510Y2 (ja) | 1990-03-06 | 1990-03-06 | ドアセンサアラーム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03113495U true JPH03113495U (en]) | 1991-11-20 |
| JPH087510Y2 JPH087510Y2 (ja) | 1996-03-04 |
Family
ID=31525541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990022534U Expired - Lifetime JPH087510Y2 (ja) | 1990-03-06 | 1990-03-06 | ドアセンサアラーム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087510Y2 (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61193376U (en]) * | 1985-05-27 | 1986-12-02 |
-
1990
- 1990-03-06 JP JP1990022534U patent/JPH087510Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61193376U (en]) * | 1985-05-27 | 1986-12-02 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087510Y2 (ja) | 1996-03-04 |