CA255671A - Drawing board - Google Patents
Drawing boardInfo
- Publication number
- CA255671A CA255671A CA255671A CA255671DA CA255671A CA 255671 A CA255671 A CA 255671A CA 255671 A CA255671 A CA 255671A CA 255671D A CA255671D A CA 255671DA CA 255671 A CA255671 A CA 255671A
- Authority
- CA
- Canada
- Prior art keywords
- drawing board
- board
- 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 |
---|---|---|---|
CA255671T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA255671A true CA255671A (en) | 1925-11-24 |
Family
ID=35164221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA255671A Expired CA255671A (en) | Drawing board |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA255671A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5799402A (en) * | 1994-05-17 | 1998-09-01 | De Blois; Jacques | Portable device for removably positioning and resetting vanishing points of perspective drawings |
-
0
- CA CA255671A patent/CA255671A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5799402A (en) * | 1994-05-17 | 1998-09-01 | De Blois; Jacques | Portable device for removably positioning and resetting vanishing points of perspective drawings |
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