JPS6440991U - - Google Patents
Info
- Publication number
- JPS6440991U JPS6440991U JP14495587U JP14495587U JPS6440991U JP S6440991 U JPS6440991 U JP S6440991U JP 14495587 U JP14495587 U JP 14495587U JP 14495587 U JP14495587 U JP 14495587U JP S6440991 U JPS6440991 U JP S6440991U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- output
- audio signal
- audio
- earphone
- 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 description 2
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14495587U JPS6440991U (xx) | 1986-10-13 | 1987-09-21 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15623086 | 1986-10-13 | ||
| JP6372187 | 1987-04-27 | ||
| JP14495587U JPS6440991U (xx) | 1986-10-13 | 1987-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440991U true JPS6440991U (xx) | 1989-03-10 |
Family
ID=31721155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14495587U Pending JPS6440991U (xx) | 1986-10-13 | 1987-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440991U (xx) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS617188B2 (xx) * | 1979-07-20 | 1986-03-04 | Suwa Seikosha Kk | |
| JPS6157687B2 (xx) * | 1978-11-24 | 1986-12-08 | Sharp Kk |
-
1987
- 1987-09-21 JP JP14495587U patent/JPS6440991U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6157687B2 (xx) * | 1978-11-24 | 1986-12-08 | Sharp Kk | |
| JPS617188B2 (xx) * | 1979-07-20 | 1986-03-04 | Suwa Seikosha Kk |
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