JPS6190353U - - Google Patents
Info
- Publication number
- JPS6190353U JPS6190353U JP17638784U JP17638784U JPS6190353U JP S6190353 U JPS6190353 U JP S6190353U JP 17638784 U JP17638784 U JP 17638784U JP 17638784 U JP17638784 U JP 17638784U JP S6190353 U JPS6190353 U JP S6190353U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- switching circuit
- discrimination circuit
- predetermined frequency
- 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
- 230000005540 biological transmission Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17638784U JPS6190353U (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17638784U JPS6190353U (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6190353U true JPS6190353U (enrdf_load_stackoverflow) | 1986-06-12 |
Family
ID=30733986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17638784U Pending JPS6190353U (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6190353U (enrdf_load_stackoverflow) |
-
1984
- 1984-11-20 JP JP17638784U patent/JPS6190353U/ja active Pending
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