JPS6230437U - - Google Patents
Info
- Publication number
- JPS6230437U JPS6230437U JP12192885U JP12192885U JPS6230437U JP S6230437 U JPS6230437 U JP S6230437U JP 12192885 U JP12192885 U JP 12192885U JP 12192885 U JP12192885 U JP 12192885U JP S6230437 U JPS6230437 U JP S6230437U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- main device
- terminal device
- power line
- information
- 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 1
- 238000000034 method Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 230000008054 signal transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Alarm Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12192885U JPS6230437U (fr) | 1985-08-08 | 1985-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12192885U JPS6230437U (fr) | 1985-08-08 | 1985-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230437U true JPS6230437U (fr) | 1987-02-24 |
Family
ID=31011647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12192885U Pending JPS6230437U (fr) | 1985-08-08 | 1985-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230437U (fr) |
-
1985
- 1985-08-08 JP JP12192885U patent/JPS6230437U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6230437U (fr) | ||
| JPS6230457U (fr) | ||
| JPS6230436U (fr) | ||
| JPS6230435U (fr) | ||
| JPS6230434U (fr) | ||
| JPS61206337U (fr) | ||
| JPS6214941U (fr) | ||
| JPS6214942U (fr) | ||
| JPS6214944U (fr) | ||
| JPS61206338U (fr) | ||
| JPS61206339U (fr) | ||
| JPS6214834U (fr) | ||
| JPS61206341U (fr) | ||
| JPS61206343U (fr) | ||
| JPS6214943U (fr) | ||
| JPS5669954A (en) | Information system for in-use state of mail box | |
| JPS6195140U (fr) | ||
| JPS61206342U (fr) | ||
| JPS62192440U (fr) | ||
| JPS61206344U (fr) | ||
| JPS6390350U (fr) | ||
| JPS63178977U (fr) | ||
| JPS6170297U (fr) | ||
| JPS6165194U (fr) | ||
| JPS62112893U (fr) |