JPH03103774U - - Google Patents
Info
- Publication number
- JPH03103774U JPH03103774U JP1249690U JP1249690U JPH03103774U JP H03103774 U JPH03103774 U JP H03103774U JP 1249690 U JP1249690 U JP 1249690U JP 1249690 U JP1249690 U JP 1249690U JP H03103774 U JPH03103774 U JP H03103774U
- Authority
- JP
- Japan
- Prior art keywords
- core material
- notches
- binder
- covers
- attached
- 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
- 239000011162 core material Substances 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Sheet Holders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1249690U JPH03103774U (pl) | 1990-02-09 | 1990-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1249690U JPH03103774U (pl) | 1990-02-09 | 1990-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03103774U true JPH03103774U (pl) | 1991-10-28 |
Family
ID=31515973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1249690U Pending JPH03103774U (pl) | 1990-02-09 | 1990-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03103774U (pl) |
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1990
- 1990-02-09 JP JP1249690U patent/JPH03103774U/ja active Pending