CA428030A - Keyboard perforator - Google Patents
Keyboard perforatorInfo
- Publication number
- CA428030A CA428030A CA428030A CA428030DA CA428030A CA 428030 A CA428030 A CA 428030A CA 428030 A CA428030 A CA 428030A CA 428030D A CA428030D A CA 428030DA CA 428030 A CA428030 A CA 428030A
- Authority
- CA
- Canada
- Prior art keywords
- keyboard perforator
- perforator
- keyboard
- 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 |
|---|---|---|---|
| CA428030T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA428030A true CA428030A (en) | 1945-06-05 |
Family
ID=35543003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA428030A Expired CA428030A (en) | Keyboard perforator |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA428030A (en) |
-
0
- CA CA428030A patent/CA428030A/en not_active Expired
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