DD137156A1 - slide Projector - Google Patents
slide ProjectorInfo
- Publication number
- DD137156A1 DD137156A1 DD20338878A DD20338878A DD137156A1 DD 137156 A1 DD137156 A1 DD 137156A1 DD 20338878 A DD20338878 A DD 20338878A DD 20338878 A DD20338878 A DD 20338878A DD 137156 A1 DD137156 A1 DD 137156A1
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- slide projector
- projector
- slide
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD20338878A DD137156B1 (en) | 1978-01-25 | 1978-01-25 | slide Projector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD20338878A DD137156B1 (en) | 1978-01-25 | 1978-01-25 | slide Projector |
Publications (2)
Publication Number | Publication Date |
---|---|
DD137156A1 true DD137156A1 (en) | 1979-08-15 |
DD137156B1 DD137156B1 (en) | 1981-01-28 |
Family
ID=5511340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD20338878A DD137156B1 (en) | 1978-01-25 | 1978-01-25 | slide Projector |
Country Status (1)
Country | Link |
---|---|
DD (1) | DD137156B1 (en) |
-
1978
- 1978-01-25 DD DD20338878A patent/DD137156B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DD137156B1 (en) | 1981-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENJ | Ceased due to non-payment of renewal fee |