JPH02149405U - - Google Patents
Info
- Publication number
- JPH02149405U JPH02149405U JP5943589U JP5943589U JPH02149405U JP H02149405 U JPH02149405 U JP H02149405U JP 5943589 U JP5943589 U JP 5943589U JP 5943589 U JP5943589 U JP 5943589U JP H02149405 U JPH02149405 U JP H02149405U
- Authority
- JP
- Japan
- Prior art keywords
- water level
- aquarium
- circuit
- pumps
- signal
- 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 25
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Non-Electrical Variables (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5943589U JPH02149405U (en]) | 1989-05-23 | 1989-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5943589U JPH02149405U (en]) | 1989-05-23 | 1989-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02149405U true JPH02149405U (en]) | 1990-12-20 |
Family
ID=31585923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5943589U Pending JPH02149405U (en]) | 1989-05-23 | 1989-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02149405U (en]) |
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1989
- 1989-05-23 JP JP5943589U patent/JPH02149405U/ja active Pending