JPH0299689U - - Google Patents
Info
- Publication number
- JPH0299689U JPH0299689U JP905489U JP905489U JPH0299689U JP H0299689 U JPH0299689 U JP H0299689U JP 905489 U JP905489 U JP 905489U JP 905489 U JP905489 U JP 905489U JP H0299689 U JPH0299689 U JP H0299689U
- Authority
- JP
- Japan
- Prior art keywords
- protection tube
- core protection
- coating
- tip
- circular
- 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
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP905489U JPH0299689U (zh) | 1989-01-28 | 1989-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP905489U JPH0299689U (zh) | 1989-01-28 | 1989-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0299689U true JPH0299689U (zh) | 1990-08-08 |
Family
ID=31215469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP905489U Pending JPH0299689U (zh) | 1989-01-28 | 1989-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0299689U (zh) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001026915A1 (fr) * | 1999-10-15 | 2001-04-19 | Pentel Kabushiki Kaisha | Porte-mine et procede de production de son element de protection de la mine |
| WO2003029021A1 (fr) * | 2001-09-28 | 2003-04-10 | Pentel Kabushiki Kaisha | Portemine |
| JP2003226093A (ja) * | 2001-09-28 | 2003-08-12 | Pentel Corp | シャープペンシル |
| JP2003226092A (ja) * | 2001-09-28 | 2003-08-12 | Pentel Corp | シャープペンシルの芯保護部材 |
| JP2014172377A (ja) * | 2013-03-12 | 2014-09-22 | Nakayama Kinzoku Kogyo Kk | シャープペンシル用鉛芯挿通保持構造 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5832959U (ja) * | 1981-08-26 | 1983-03-03 | 株式会社日立製作所 | 植物栽培用養水器 |
-
1989
- 1989-01-28 JP JP905489U patent/JPH0299689U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5832959U (ja) * | 1981-08-26 | 1983-03-03 | 株式会社日立製作所 | 植物栽培用養水器 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001026915A1 (fr) * | 1999-10-15 | 2001-04-19 | Pentel Kabushiki Kaisha | Porte-mine et procede de production de son element de protection de la mine |
| WO2003029021A1 (fr) * | 2001-09-28 | 2003-04-10 | Pentel Kabushiki Kaisha | Portemine |
| JP2003226093A (ja) * | 2001-09-28 | 2003-08-12 | Pentel Corp | シャープペンシル |
| JP2003226092A (ja) * | 2001-09-28 | 2003-08-12 | Pentel Corp | シャープペンシルの芯保護部材 |
| JP2014172377A (ja) * | 2013-03-12 | 2014-09-22 | Nakayama Kinzoku Kogyo Kk | シャープペンシル用鉛芯挿通保持構造 |