JPS5517799B2 - - Google Patents
Info
- Publication number
- JPS5517799B2 JPS5517799B2 JP10604472A JP10604472A JPS5517799B2 JP S5517799 B2 JPS5517799 B2 JP S5517799B2 JP 10604472 A JP10604472 A JP 10604472A JP 10604472 A JP10604472 A JP 10604472A JP S5517799 B2 JPS5517799 B2 JP S5517799B2
- 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.)
- Expired
Links
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10604472A JPS5517799B2 (en) | 1972-10-23 | 1972-10-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10604472A JPS5517799B2 (en) | 1972-10-23 | 1972-10-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4963525A JPS4963525A (en) | 1974-06-20 |
JPS5517799B2 true JPS5517799B2 (en) | 1980-05-14 |
Family
ID=14423622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10604472A Expired JPS5517799B2 (en) | 1972-10-23 | 1972-10-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5517799B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109021715A (en) * | 2018-07-03 | 2018-12-18 | 赵宏伟 | A kind of preparation method and application method of the ferromagnetism Dustproof chalk for teaching |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019006035A1 (en) * | 2019-08-27 | 2021-03-04 | Staedtler Mars Gmbh & Co. Kg | Refill for writing, drawing and / or painting implements and processes for their manufacture |
-
1972
- 1972-10-23 JP JP10604472A patent/JPS5517799B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109021715A (en) * | 2018-07-03 | 2018-12-18 | 赵宏伟 | A kind of preparation method and application method of the ferromagnetism Dustproof chalk for teaching |
Also Published As
Publication number | Publication date |
---|---|
JPS4963525A (en) | 1974-06-20 |