JPS61147937U - - Google Patents
Info
- Publication number
- JPS61147937U JPS61147937U JP3153185U JP3153185U JPS61147937U JP S61147937 U JPS61147937 U JP S61147937U JP 3153185 U JP3153185 U JP 3153185U JP 3153185 U JP3153185 U JP 3153185U JP S61147937 U JPS61147937 U JP S61147937U
- Authority
- JP
- Japan
- Prior art keywords
- measuring
- microphone
- filter
- insulating layer
- model registration
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985031531U JPH0330837Y2 (https=) | 1985-03-07 | 1985-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985031531U JPH0330837Y2 (https=) | 1985-03-07 | 1985-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61147937U true JPS61147937U (https=) | 1986-09-12 |
| JPH0330837Y2 JPH0330837Y2 (https=) | 1991-06-28 |
Family
ID=30532229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985031531U Expired JPH0330837Y2 (https=) | 1985-03-07 | 1985-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330837Y2 (https=) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582021A (en) * | 1978-11-28 | 1980-06-20 | Fujitsu Ltd | Automatic tester for sound volume |
| JPS59151125U (ja) * | 1983-03-29 | 1984-10-09 | 三菱電機株式会社 | 発生音検出センサ |
-
1985
- 1985-03-07 JP JP1985031531U patent/JPH0330837Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582021A (en) * | 1978-11-28 | 1980-06-20 | Fujitsu Ltd | Automatic tester for sound volume |
| JPS59151125U (ja) * | 1983-03-29 | 1984-10-09 | 三菱電機株式会社 | 発生音検出センサ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0330837Y2 (https=) | 1991-06-28 |
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