JPS55164354A - Detecting method of mixed foreign material - Google Patents
Detecting method of mixed foreign materialInfo
- Publication number
- JPS55164354A JPS55164354A JP7320179A JP7320179A JPS55164354A JP S55164354 A JPS55164354 A JP S55164354A JP 7320179 A JP7320179 A JP 7320179A JP 7320179 A JP7320179 A JP 7320179A JP S55164354 A JPS55164354 A JP S55164354A
- Authority
- JP
- Japan
- Prior art keywords
- noise
- duct
- foreign material
- microphone
- mixed
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54073201A JPS5925181B2 (ja) | 1979-06-11 | 1979-06-11 | 混入異物の検出方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54073201A JPS5925181B2 (ja) | 1979-06-11 | 1979-06-11 | 混入異物の検出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55164354A true JPS55164354A (en) | 1980-12-22 |
JPS5925181B2 JPS5925181B2 (ja) | 1984-06-15 |
Family
ID=13511289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54073201A Expired JPS5925181B2 (ja) | 1979-06-11 | 1979-06-11 | 混入異物の検出方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5925181B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007225436A (ja) * | 2006-02-23 | 2007-09-06 | Nippon Sheet Glass Co Ltd | 板状体の音響透過特性の測定方法 |
-
1979
- 1979-06-11 JP JP54073201A patent/JPS5925181B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007225436A (ja) * | 2006-02-23 | 2007-09-06 | Nippon Sheet Glass Co Ltd | 板状体の音響透過特性の測定方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS5925181B2 (ja) | 1984-06-15 |
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