JPH02131768U - - Google Patents
Info
- Publication number
- JPH02131768U JPH02131768U JP3941089U JP3941089U JPH02131768U JP H02131768 U JPH02131768 U JP H02131768U JP 3941089 U JP3941089 U JP 3941089U JP 3941089 U JP3941089 U JP 3941089U JP H02131768 U JPH02131768 U JP H02131768U
- Authority
- JP
- Japan
- Prior art keywords
- water tank
- scale plate
- light
- shaped water
- partition
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 2
- 241000669298 Pseudaulacaspis pentagona Species 0.000 claims 1
- 238000002474 experimental method Methods 0.000 claims 1
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3941089U JPH02131768U (cs) | 1989-04-03 | 1989-04-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3941089U JPH02131768U (cs) | 1989-04-03 | 1989-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02131768U true JPH02131768U (cs) | 1990-11-01 |
Family
ID=31548295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3941089U Pending JPH02131768U (cs) | 1989-04-03 | 1989-04-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02131768U (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448392A (zh) * | 2016-09-09 | 2017-02-22 | 靳延 | 光线折射演示教具 |
-
1989
- 1989-04-03 JP JP3941089U patent/JPH02131768U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448392A (zh) * | 2016-09-09 | 2017-02-22 | 靳延 | 光线折射演示教具 |
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