JPS6454448U - - Google Patents
Info
- Publication number
- JPS6454448U JPS6454448U JP14817887U JP14817887U JPS6454448U JP S6454448 U JPS6454448 U JP S6454448U JP 14817887 U JP14817887 U JP 14817887U JP 14817887 U JP14817887 U JP 14817887U JP S6454448 U JPS6454448 U JP S6454448U
- Authority
- JP
- Japan
- Prior art keywords
- listening volume
- call
- listening
- telephone set
- telephone
- 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 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14817887U JPS6454448U (es) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14817887U JPS6454448U (es) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6454448U true JPS6454448U (es) | 1989-04-04 |
Family
ID=31419262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14817887U Pending JPS6454448U (es) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6454448U (es) |
-
1987
- 1987-09-30 JP JP14817887U patent/JPS6454448U/ja active Pending