BE646713A - - Google Patents
Info
- Publication number
- BE646713A BE646713A BE646713A BE646713A BE646713A BE 646713 A BE646713 A BE 646713A BE 646713 A BE646713 A BE 646713A BE 646713 A BE646713 A BE 646713A BE 646713 A BE646713 A BE 646713A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/37—U-shaped
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27394863A | 1963-04-18 | 1963-04-18 | |
| US33102063A | 1963-12-16 | 1963-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE646713A true BE646713A (fr) | 1964-08-17 |
Family
ID=26956522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646713A BE646713A (fr) | 1963-04-18 | 1964-04-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE646713A (fr) |
| CH (1) | CH421688A (fr) |
| GB (1) | GB1055335A (fr) |
| NL (1) | NL6403901A (fr) |
-
1964
- 1964-03-24 GB GB12476/64A patent/GB1055335A/en not_active Expired
- 1964-04-10 NL NL6403901A patent/NL6403901A/xx unknown
- 1964-04-17 BE BE646713A patent/BE646713A/xx unknown
- 1964-04-17 CH CH501964A patent/CH421688A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6403901A (fr) | 1964-10-19 |
| GB1055335A (en) | 1967-01-18 |
| CH421688A (fr) | 1966-09-30 |