JPS6442315U - - Google Patents
Info
- Publication number
- JPS6442315U JPS6442315U JP1987137128U JP13712887U JPS6442315U JP S6442315 U JPS6442315 U JP S6442315U JP 1987137128 U JP1987137128 U JP 1987137128U JP 13712887 U JP13712887 U JP 13712887U JP S6442315 U JPS6442315 U JP S6442315U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- conical surface
- surface part
- particle layer
- center
- 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
- 239000002245 particle Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Road Signs Or Road Markings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987137128U JPS6442315U (pt) | 1987-09-08 | 1987-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987137128U JPS6442315U (pt) | 1987-09-08 | 1987-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442315U true JPS6442315U (pt) | 1989-03-14 |
Family
ID=31398270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987137128U Pending JPS6442315U (pt) | 1987-09-08 | 1987-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442315U (pt) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4832635U (pt) * | 1971-08-21 | 1973-04-20 |
-
1987
- 1987-09-08 JP JP1987137128U patent/JPS6442315U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4832635U (pt) * | 1971-08-21 | 1973-04-20 |