CA937116A - Pencil with self-refilling cartridges - Google Patents
Pencil with self-refilling cartridgesInfo
- Publication number
- CA937116A CA937116A CA136603A CA136603A CA937116A CA 937116 A CA937116 A CA 937116A CA 136603 A CA136603 A CA 136603A CA 136603 A CA136603 A CA 136603A CA 937116 A CA937116 A CA 937116A
- Authority
- CA
- Canada
- Prior art keywords
- pencil
- self
- refilling cartridges
- refilling
- cartridges
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA136603A CA937116A (en) | 1972-03-07 | 1972-03-07 | Pencil with self-refilling cartridges |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA136603A CA937116A (en) | 1972-03-07 | 1972-03-07 | Pencil with self-refilling cartridges |
Publications (1)
Publication Number | Publication Date |
---|---|
CA937116A true CA937116A (en) | 1973-11-20 |
Family
ID=4092565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA136603A Expired CA937116A (en) | 1972-03-07 | 1972-03-07 | Pencil with self-refilling cartridges |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA937116A (en) |
-
1972
- 1972-03-07 CA CA136603A patent/CA937116A/en not_active Expired
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