JPS6173458U - - Google Patents
Info
- Publication number
- JPS6173458U JPS6173458U JP1984159552U JP15955284U JPS6173458U JP S6173458 U JPS6173458 U JP S6173458U JP 1984159552 U JP1984159552 U JP 1984159552U JP 15955284 U JP15955284 U JP 15955284U JP S6173458 U JPS6173458 U JP S6173458U
- Authority
- JP
- Japan
- Prior art keywords
- accordance
- change
- frequency signal
- object detection
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984159552U JPS6173458U (enExample) | 1984-10-22 | 1984-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984159552U JPS6173458U (enExample) | 1984-10-22 | 1984-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6173458U true JPS6173458U (enExample) | 1986-05-19 |
Family
ID=30717504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984159552U Pending JPS6173458U (enExample) | 1984-10-22 | 1984-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6173458U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622036A (en) * | 1979-07-31 | 1981-03-02 | Shimadzu Corp | X-ray tube device |
| JPS5922630U (ja) * | 1982-08-03 | 1984-02-13 | 株式会社ときわ工業 | 茶類濾紙 |
-
1984
- 1984-10-22 JP JP1984159552U patent/JPS6173458U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622036A (en) * | 1979-07-31 | 1981-03-02 | Shimadzu Corp | X-ray tube device |
| JPS5922630U (ja) * | 1982-08-03 | 1984-02-13 | 株式会社ときわ工業 | 茶類濾紙 |