JPH0444674U - - Google Patents
Info
- Publication number
- JPH0444674U JPH0444674U JP8737990U JP8737990U JPH0444674U JP H0444674 U JPH0444674 U JP H0444674U JP 8737990 U JP8737990 U JP 8737990U JP 8737990 U JP8737990 U JP 8737990U JP H0444674 U JPH0444674 U JP H0444674U
- Authority
- JP
- Japan
- Prior art keywords
- shows
- phase
- board
- compass
- compass board
- 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
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8737990U JPH0444674U (cs) | 1990-08-20 | 1990-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8737990U JPH0444674U (cs) | 1990-08-20 | 1990-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0444674U true JPH0444674U (cs) | 1992-04-15 |
Family
ID=31819672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8737990U Pending JPH0444674U (cs) | 1990-08-20 | 1990-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444674U (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450671B1 (ko) * | 2013-03-13 | 2014-10-22 | 이준열 | 반사경을 이용한 달 위상변화 관측기 |
-
1990
- 1990-08-20 JP JP8737990U patent/JPH0444674U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450671B1 (ko) * | 2013-03-13 | 2014-10-22 | 이준열 | 반사경을 이용한 달 위상변화 관측기 |
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