CA454552A - Protractor ruler - Google Patents
Protractor rulerInfo
- Publication number
- CA454552A CA454552A CA454552A CA454552DA CA454552A CA 454552 A CA454552 A CA 454552A CA 454552 A CA454552 A CA 454552A CA 454552D A CA454552D A CA 454552DA CA 454552 A CA454552 A CA 454552A
- Authority
- CA
- Canada
- Prior art keywords
- protractor
- ruler
- protractor ruler
- 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 |
---|---|---|---|
CA454552T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA454552A true CA454552A (en) | 1949-02-15 |
Family
ID=35572288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA454552A Expired CA454552A (en) | Protractor ruler |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA454552A (en) |
-
0
- CA CA454552A patent/CA454552A/en not_active Expired
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