CA1132115A - Dispositifs d'eclairage a haut rendement, et systemes comprenant lesdits dispositifs - Google Patents
Dispositifs d'eclairage a haut rendement, et systemes comprenant lesdits dispositifsInfo
- Publication number
- CA1132115A CA1132115A CA371,450A CA371450A CA1132115A CA 1132115 A CA1132115 A CA 1132115A CA 371450 A CA371450 A CA 371450A CA 1132115 A CA1132115 A CA 1132115A
- Authority
- CA
- Canada
- Prior art keywords
- lamp
- reflector
- plane
- lighting unit
- lighting
- 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
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA371,450A CA1132115A (fr) | 1977-12-20 | 1981-02-20 | Dispositifs d'eclairage a haut rendement, et systemes comprenant lesdits dispositifs |
CA000387242A CA1137054A (fr) | 1977-12-20 | 1981-10-02 | Appareils d'eclairage haut rendement, et reseaux qui en sont garnis |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/862,579 US4229782A (en) | 1977-12-20 | 1977-12-20 | High efficiency lighting units with beam cut-off angle |
US862,579 | 1977-12-20 | ||
CA315,038A CA1111818A (fr) | 1977-12-20 | 1978-10-31 | Elements d'eclairage a rendement eleve, et systemes qui en sont munis |
CA371,450A CA1132115A (fr) | 1977-12-20 | 1981-02-20 | Dispositifs d'eclairage a haut rendement, et systemes comprenant lesdits dispositifs |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1132115A true CA1132115A (fr) | 1982-09-21 |
Family
ID=27165952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA371,450A Expired CA1132115A (fr) | 1977-12-20 | 1981-02-20 | Dispositifs d'eclairage a haut rendement, et systemes comprenant lesdits dispositifs |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1132115A (fr) |
-
1981
- 1981-02-20 CA CA371,450A patent/CA1132115A/fr not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |