JPH02137873U - - Google Patents
Info
- Publication number
- JPH02137873U JPH02137873U JP4546489U JP4546489U JPH02137873U JP H02137873 U JPH02137873 U JP H02137873U JP 4546489 U JP4546489 U JP 4546489U JP 4546489 U JP4546489 U JP 4546489U JP H02137873 U JPH02137873 U JP H02137873U
- Authority
- JP
- Japan
- Prior art keywords
- float
- adjusted
- stoppers
- whose buoyancy
- utility
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4546489U JPH02137873U (un) | 1989-04-18 | 1989-04-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4546489U JPH02137873U (un) | 1989-04-18 | 1989-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02137873U true JPH02137873U (un) | 1990-11-16 |
Family
ID=31559663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4546489U Pending JPH02137873U (un) | 1989-04-18 | 1989-04-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02137873U (un) |
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1989
- 1989-04-18 JP JP4546489U patent/JPH02137873U/ja active Pending