JPS63156278U - - Google Patents
Info
- Publication number
- JPS63156278U JPS63156278U JP4964887U JP4964887U JPS63156278U JP S63156278 U JPS63156278 U JP S63156278U JP 4964887 U JP4964887 U JP 4964887U JP 4964887 U JP4964887 U JP 4964887U JP S63156278 U JPS63156278 U JP S63156278U
- Authority
- JP
- Japan
- Prior art keywords
- thickness
- shaped groove
- bottom wall
- plastic
- arch
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4964887U JPH0342151Y2 (https=) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4964887U JPH0342151Y2 (https=) | 1987-03-31 | 1987-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63156278U true JPS63156278U (https=) | 1988-10-13 |
| JPH0342151Y2 JPH0342151Y2 (https=) | 1991-09-04 |
Family
ID=30872295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4964887U Expired JPH0342151Y2 (https=) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0342151Y2 (https=) |
-
1987
- 1987-03-31 JP JP4964887U patent/JPH0342151Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342151Y2 (https=) | 1991-09-04 |