JPS4939531U - - Google Patents
Info
- Publication number
- JPS4939531U JPS4939531U JP8135972U JP8135972U JPS4939531U JP S4939531 U JPS4939531 U JP S4939531U JP 8135972 U JP8135972 U JP 8135972U JP 8135972 U JP8135972 U JP 8135972U JP S4939531 U JPS4939531 U JP S4939531U
- Authority
- JP
- Japan
- 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
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8135972U JPS5117938Y2 (https=) | 1972-07-10 | 1972-07-10 | |
| US334731A US3883253A (en) | 1972-03-03 | 1973-02-22 | Mechanical pencil |
| DE2310573A DE2310573C3 (de) | 1972-03-03 | 1973-03-02 | Druckbleistift |
| US524673A US3892495A (en) | 1972-03-03 | 1974-11-18 | Push type mechanical pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8135972U JPS5117938Y2 (https=) | 1972-07-10 | 1972-07-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4939531U true JPS4939531U (https=) | 1974-04-08 |
| JPS5117938Y2 JPS5117938Y2 (https=) | 1976-05-13 |
Family
ID=27987902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8135972U Expired JPS5117938Y2 (https=) | 1972-03-03 | 1972-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5117938Y2 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5291222U (https=) * | 1975-12-27 | 1977-07-07 | ||
| JPS56163561U (https=) * | 1980-05-09 | 1981-12-04 |
-
1972
- 1972-07-10 JP JP8135972U patent/JPS5117938Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5291222U (https=) * | 1975-12-27 | 1977-07-07 | ||
| JPS56163561U (https=) * | 1980-05-09 | 1981-12-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5117938Y2 (https=) | 1976-05-13 |