JPS52130723A - Chalk - Google Patents
ChalkInfo
- Publication number
- JPS52130723A JPS52130723A JP4735076A JP4735076A JPS52130723A JP S52130723 A JPS52130723 A JP S52130723A JP 4735076 A JP4735076 A JP 4735076A JP 4735076 A JP4735076 A JP 4735076A JP S52130723 A JPS52130723 A JP S52130723A
- Authority
- JP
- Japan
- Prior art keywords
- chalk
- 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
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4735076A JPS52130723A (en) | 1976-04-26 | 1976-04-26 | Chalk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4735076A JPS52130723A (en) | 1976-04-26 | 1976-04-26 | Chalk |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52130723A true JPS52130723A (en) | 1977-11-02 |
Family
ID=12772689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4735076A Pending JPS52130723A (en) | 1976-04-26 | 1976-04-26 | Chalk |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52130723A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985003082A1 (en) * | 1984-01-12 | 1985-07-18 | Seung Jeh Lee | Process for producing blackboard crayon |
JPH05105834A (en) * | 1991-10-14 | 1993-04-27 | Teru:Kk | Ink stick and its production |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4835914A (en) * | 1971-09-08 | 1973-05-26 | ||
JPS4957927A (en) * | 1972-10-05 | 1974-06-05 |
-
1976
- 1976-04-26 JP JP4735076A patent/JPS52130723A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4835914A (en) * | 1971-09-08 | 1973-05-26 | ||
JPS4957927A (en) * | 1972-10-05 | 1974-06-05 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985003082A1 (en) * | 1984-01-12 | 1985-07-18 | Seung Jeh Lee | Process for producing blackboard crayon |
US4617058A (en) * | 1984-01-12 | 1986-10-14 | Lee Seung J | Process for producing blackboard crayon |
JPH05105834A (en) * | 1991-10-14 | 1993-04-27 | Teru:Kk | Ink stick and its production |
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