JPS61166649U - - Google Patents
Info
- Publication number
- JPS61166649U JPS61166649U JP4686385U JP4686385U JPS61166649U JP S61166649 U JPS61166649 U JP S61166649U JP 4686385 U JP4686385 U JP 4686385U JP 4686385 U JP4686385 U JP 4686385U JP S61166649 U JPS61166649 U JP S61166649U
- Authority
- JP
- Japan
- Prior art keywords
- hands
- free
- microphone
- detection circuit
- level
- 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 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4686385U JPS61166649U (zh) | 1985-04-01 | 1985-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4686385U JPS61166649U (zh) | 1985-04-01 | 1985-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61166649U true JPS61166649U (zh) | 1986-10-16 |
Family
ID=30561659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4686385U Pending JPS61166649U (zh) | 1985-04-01 | 1985-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61166649U (zh) |
-
1985
- 1985-04-01 JP JP4686385U patent/JPS61166649U/ja active Pending
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