JPH0429835U - - Google Patents
Info
- Publication number
- JPH0429835U JPH0429835U JP6916190U JP6916190U JPH0429835U JP H0429835 U JPH0429835 U JP H0429835U JP 6916190 U JP6916190 U JP 6916190U JP 6916190 U JP6916190 U JP 6916190U JP H0429835 U JPH0429835 U JP H0429835U
- Authority
- JP
- Japan
- Prior art keywords
- jetty
- facing
- light
- optical axis
- center line
- 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
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims 1
- 239000010802 sludge Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916190U JPH0429835U (enExample) | 1990-06-29 | 1990-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916190U JPH0429835U (enExample) | 1990-06-29 | 1990-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429835U true JPH0429835U (enExample) | 1992-03-10 |
Family
ID=31604225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6916190U Pending JPH0429835U (enExample) | 1990-06-29 | 1990-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429835U (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6161426B2 (enExample) * | 1980-08-01 | 1986-12-25 | Nippon Electric Co |
-
1990
- 1990-06-29 JP JP6916190U patent/JPH0429835U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6161426B2 (enExample) * | 1980-08-01 | 1986-12-25 | Nippon Electric Co |
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