JPH0376106U - - Google Patents
Info
- Publication number
- JPH0376106U JPH0376106U JP13759289U JP13759289U JPH0376106U JP H0376106 U JPH0376106 U JP H0376106U JP 13759289 U JP13759289 U JP 13759289U JP 13759289 U JP13759289 U JP 13759289U JP H0376106 U JPH0376106 U JP H0376106U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- light
- light receiving
- paper
- receiving means
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13759289U JPH084563Y2 (ja) | 1989-11-28 | 1989-11-28 | 穴検知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13759289U JPH084563Y2 (ja) | 1989-11-28 | 1989-11-28 | 穴検知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0376106U true JPH0376106U (enExample) | 1991-07-30 |
| JPH084563Y2 JPH084563Y2 (ja) | 1996-02-07 |
Family
ID=31684743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13759289U Expired - Lifetime JPH084563Y2 (ja) | 1989-11-28 | 1989-11-28 | 穴検知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH084563Y2 (enExample) |
-
1989
- 1989-11-28 JP JP13759289U patent/JPH084563Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH084563Y2 (ja) | 1996-02-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |