JPS643352U - - Google Patents
Info
- Publication number
- JPS643352U JPS643352U JP9581087U JP9581087U JPS643352U JP S643352 U JPS643352 U JP S643352U JP 9581087 U JP9581087 U JP 9581087U JP 9581087 U JP9581087 U JP 9581087U JP S643352 U JPS643352 U JP S643352U
- Authority
- JP
- Japan
- Prior art keywords
- audio signal
- phone
- return unit
- terminal
- signal return
- 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
- 230000005236 sound signal Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Mobile Radio Communication Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9581087U JPS643352U (en]) | 1987-06-22 | 1987-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9581087U JPS643352U (en]) | 1987-06-22 | 1987-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643352U true JPS643352U (en]) | 1989-01-10 |
Family
ID=31320532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9581087U Pending JPS643352U (en]) | 1987-06-22 | 1987-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643352U (en]) |
-
1987
- 1987-06-22 JP JP9581087U patent/JPS643352U/ja active Pending