CA305087A - Brosse a tableau noir - Google Patents
Brosse a tableau noirInfo
- Publication number
- CA305087A CA305087A CA305087A CA305087DA CA305087A CA 305087 A CA305087 A CA 305087A CA 305087 A CA305087 A CA 305087A CA 305087D A CA305087D A CA 305087DA CA 305087 A CA305087 A CA 305087A
- Authority
- CA
- Canada
- Prior art keywords
- blackboard eraser
- eraser
- blackboard
- 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 |
|---|---|---|---|
| CA305087T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA305087A true CA305087A (fr) | 1930-10-28 |
Family
ID=35258235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA305087A Expired CA305087A (fr) | Brosse a tableau noir |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA305087A (fr) |
-
0
- CA CA305087A patent/CA305087A/fr not_active Expired
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