JPH0197689U - - Google Patents
Info
- Publication number
- JPH0197689U JPH0197689U JP1987194124U JP19412487U JPH0197689U JP H0197689 U JPH0197689 U JP H0197689U JP 1987194124 U JP1987194124 U JP 1987194124U JP 19412487 U JP19412487 U JP 19412487U JP H0197689 U JPH0197689 U JP H0197689U
- Authority
- JP
- Japan
- Prior art keywords
- independent
- independent broadcasting
- broadcasting
- absence
- discrimination 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Landscapes
- Alarm Systems (AREA)
- Closed-Circuit Television Systems (AREA)
- Details Of Television Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987194124U JPH0197689U (2) | 1987-12-22 | 1987-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987194124U JPH0197689U (2) | 1987-12-22 | 1987-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0197689U true JPH0197689U (2) | 1989-06-29 |
Family
ID=31484869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987194124U Pending JPH0197689U (2) | 1987-12-22 | 1987-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0197689U (2) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62135087A (ja) * | 1985-12-07 | 1987-06-18 | Kameya Tsushin Kogyo:Kk | 緊急共聴受令装置 |
-
1987
- 1987-12-22 JP JP1987194124U patent/JPH0197689U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62135087A (ja) * | 1985-12-07 | 1987-06-18 | Kameya Tsushin Kogyo:Kk | 緊急共聴受令装置 |
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