JPS643334U - - Google Patents
Info
- Publication number
- JPS643334U JPS643334U JP9796887U JP9796887U JPS643334U JP S643334 U JPS643334 U JP S643334U JP 9796887 U JP9796887 U JP 9796887U JP 9796887 U JP9796887 U JP 9796887U JP S643334 U JPS643334 U JP S643334U
- Authority
- JP
- Japan
- Prior art keywords
- wave signal
- sound wave
- sound
- patterns
- microphone
- 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 2
- 230000003321 amplification Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9796887U JPS643334U (en]) | 1987-06-25 | 1987-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9796887U JPS643334U (en]) | 1987-06-25 | 1987-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643334U true JPS643334U (en]) | 1989-01-10 |
Family
ID=31323816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9796887U Pending JPS643334U (en]) | 1987-06-25 | 1987-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643334U (en]) |
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1987
- 1987-06-25 JP JP9796887U patent/JPS643334U/ja active Pending