JPS6433246U - - Google Patents
Info
- Publication number
- JPS6433246U JPS6433246U JP12714787U JP12714787U JPS6433246U JP S6433246 U JPS6433246 U JP S6433246U JP 12714787 U JP12714787 U JP 12714787U JP 12714787 U JP12714787 U JP 12714787U JP S6433246 U JPS6433246 U JP S6433246U
- Authority
- JP
- Japan
- Prior art keywords
- telephone line
- control signal
- intercom
- call
- signal
- 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 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12714787U JPS6433246U (en18) | 1987-08-20 | 1987-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12714787U JPS6433246U (en18) | 1987-08-20 | 1987-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6433246U true JPS6433246U (en18) | 1989-03-01 |
Family
ID=31379309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12714787U Pending JPS6433246U (en18) | 1987-08-20 | 1987-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6433246U (en18) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0554478U (ja) * | 1991-12-27 | 1993-07-20 | 株式会社小矢部精機 | 板材搬送装置 |
-
1987
- 1987-08-20 JP JP12714787U patent/JPS6433246U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0554478U (ja) * | 1991-12-27 | 1993-07-20 | 株式会社小矢部精機 | 板材搬送装置 |