CA478583A - Methods of making ball-type writing tips - Google Patents
Methods of making ball-type writing tipsInfo
- Publication number
- CA478583A CA478583A CA478583A CA478583DA CA478583A CA 478583 A CA478583 A CA 478583A CA 478583 A CA478583 A CA 478583A CA 478583D A CA478583D A CA 478583DA CA 478583 A CA478583 A CA 478583A
- Authority
- CA
- Canada
- Prior art keywords
- methods
- type writing
- making ball
- writing tips
- tips
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA478583T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA478583A true CA478583A (en) | 1951-11-13 |
Family
ID=35618241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA478583A Expired CA478583A (en) | Methods of making ball-type writing tips |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA478583A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3463106A (en) * | 1966-05-31 | 1969-08-26 | Real Patentauswertungs Anstalt | Method for the finishing of rough points for ball point pens |
-
0
- CA CA478583A patent/CA478583A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3463106A (en) * | 1966-05-31 | 1969-08-26 | Real Patentauswertungs Anstalt | Method for the finishing of rough points for ball point pens |
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