JPH0440952Y2 - - Google Patents
Info
- Publication number
- JPH0440952Y2 JPH0440952Y2 JP2519687U JP2519687U JPH0440952Y2 JP H0440952 Y2 JPH0440952 Y2 JP H0440952Y2 JP 2519687 U JP2519687 U JP 2519687U JP 2519687 U JP2519687 U JP 2519687U JP H0440952 Y2 JPH0440952 Y2 JP H0440952Y2
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- guide pipe
- core
- pipe
- axial direction
- 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.)
- Expired
Links
- 230000000694 effects Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2519687U JPH0440952Y2 (forum.php) | 1987-02-23 | 1987-02-23 | |
| US07/087,863 US4840508A (en) | 1987-01-29 | 1987-08-21 | Mechanical pencil capable of automatically propelling successive lengths of lead |
| CA000545398A CA1282371C (en) | 1987-01-29 | 1987-08-26 | Mechanical pencil capable of automatically propelling successive lengths of lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2519687U JPH0440952Y2 (forum.php) | 1987-02-23 | 1987-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63132779U JPS63132779U (forum.php) | 1988-08-30 |
| JPH0440952Y2 true JPH0440952Y2 (forum.php) | 1992-09-25 |
Family
ID=30825120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2519687U Expired JPH0440952Y2 (forum.php) | 1987-01-29 | 1987-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440952Y2 (forum.php) |
-
1987
- 1987-02-23 JP JP2519687U patent/JPH0440952Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63132779U (forum.php) | 1988-08-30 |
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