AU549673B2 - Portable overhead projector - Google Patents
Portable overhead projectorInfo
- Publication number
- AU549673B2 AU549673B2 AU83126/82A AU8312682A AU549673B2 AU 549673 B2 AU549673 B2 AU 549673B2 AU 83126/82 A AU83126/82 A AU 83126/82A AU 8312682 A AU8312682 A AU 8312682A AU 549673 B2 AU549673 B2 AU 549673B2
- Authority
- AU
- Australia
- Prior art keywords
- overhead projector
- portable overhead
- portable
- projector
- overhead
- 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.)
- Ceased
Links
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25918981A | 1981-04-30 | 1981-04-30 | |
US259189 | 1981-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU8312682A AU8312682A (en) | 1982-11-04 |
AU549673B2 true AU549673B2 (en) | 1986-02-06 |
Family
ID=22983905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU83126/82A Ceased AU549673B2 (en) | 1981-04-30 | 1982-04-29 | Portable overhead projector |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU549673B2 (en) |
CA (1) | CA1168485A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4978218A (en) * | 1990-03-01 | 1990-12-18 | Minnesota Mining And Manufacturing Company | Folding arm for overhead projector |
US5428416A (en) * | 1994-05-13 | 1995-06-27 | Minnesota Mining And Manufacturing Company | Overhead projector support leg mechanism |
-
1982
- 1982-04-06 CA CA000400504A patent/CA1168485A/en not_active Expired
- 1982-04-29 AU AU83126/82A patent/AU549673B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU8312682A (en) | 1982-11-04 |
CA1168485A (en) | 1984-06-05 |
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