JPS6421551U - - Google Patents
Info
- Publication number
- JPS6421551U JPS6421551U JP11538387U JP11538387U JPS6421551U JP S6421551 U JPS6421551 U JP S6421551U JP 11538387 U JP11538387 U JP 11538387U JP 11538387 U JP11538387 U JP 11538387U JP S6421551 U JPS6421551 U JP S6421551U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- control means
- speaker
- controlling
- volume control
- 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 3
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11538387U JPS6421551U (un) | 1987-07-28 | 1987-07-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11538387U JPS6421551U (un) | 1987-07-28 | 1987-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6421551U true JPS6421551U (un) | 1989-02-02 |
Family
ID=31356991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11538387U Pending JPS6421551U (un) | 1987-07-28 | 1987-07-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6421551U (un) |
-
1987
- 1987-07-28 JP JP11538387U patent/JPS6421551U/ja active Pending