JPS645985U - - Google Patents
Info
- Publication number
- JPS645985U JPS645985U JP10022987U JP10022987U JPS645985U JP S645985 U JPS645985 U JP S645985U JP 10022987 U JP10022987 U JP 10022987U JP 10022987 U JP10022987 U JP 10022987U JP S645985 U JPS645985 U JP S645985U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- ready
- different heights
- shaped groove
- manufactured
- 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
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10022987U JPS645985U (pt) | 1987-06-29 | 1987-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10022987U JPS645985U (pt) | 1987-06-29 | 1987-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS645985U true JPS645985U (pt) | 1989-01-13 |
Family
ID=31328121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10022987U Pending JPS645985U (pt) | 1987-06-29 | 1987-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS645985U (pt) |
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1987
- 1987-06-29 JP JP10022987U patent/JPS645985U/ja active Pending