JPH01169309U - - Google Patents
Info
- Publication number
- JPH01169309U JPH01169309U JP6510688U JP6510688U JPH01169309U JP H01169309 U JPH01169309 U JP H01169309U JP 6510688 U JP6510688 U JP 6510688U JP 6510688 U JP6510688 U JP 6510688U JP H01169309 U JPH01169309 U JP H01169309U
- Authority
- JP
- Japan
- Prior art keywords
- core material
- corrugated paper
- core
- core materials
- cylindrical
- 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
- 239000011162 core material Substances 0.000 claims description 6
- 238000009415 formwork Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6510688U JPH0353851Y2 (un) | 1988-05-19 | 1988-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6510688U JPH0353851Y2 (un) | 1988-05-19 | 1988-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01169309U true JPH01169309U (un) | 1989-11-29 |
| JPH0353851Y2 JPH0353851Y2 (un) | 1991-11-26 |
Family
ID=31290552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6510688U Expired JPH0353851Y2 (un) | 1988-05-19 | 1988-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0353851Y2 (un) |
-
1988
- 1988-05-19 JP JP6510688U patent/JPH0353851Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0353851Y2 (un) | 1991-11-26 |